Gen 1 Pokemon (by Ronan Nelson)

Across

2. Rolls on steep mountainous trails. It plows through grass, trees and anything else that gets in its way.
5. Its large and hard pincer has 10,000-horsepower strength. However, being so big, it is unwieldy to move.
11. The gem in its forehead glows on its own! It walks with all the grace and elegance of a proud queen.
12. Smells incredibly foul! However, around 1 out of 1,000 people enjoy sniffing its nose-bending stink.
15. Very smart and very vengeful. Grabbing one of its many tails could result in a 1000-year curse.
17. Sleeps 18 hours a day. If it senses danger, it will teleport itself to safety even as it sleeps.
20. It often plants its root feet in the ground during the day and sows seeds as it walks about at night.
23. It lives in groups in the treetops. If it loses sight of its group, it becomes infuriated by its loneliness.
27. Will eat anything, even if the food happens to be a little moldy. It never gets an upset stomach.
29. Armed with razor-sharp leaves, it uses toxic pollen to immobilize its enemy and melts the helpless foe with Acid.
31. They appear to be very protective of their own world. It is a kind of fairy, rarely seen by people.
32. Once ingested into this Pokémon's body, even the hardest object will melt into nothing.
33. It is fascinated by round objects. It can't stop playing with them until it tires and falls asleep.
35. Grains of sand trapped in its shells mix with its body fluids to form beautiful pearls.
36. The plant stalk it holds is its weapon. The stalk is used like a sword to cut all sorts of things.
39. It has an IQ of 5000. It calculates many things in order to gain the edge in every battle.
42. It is adept at conning people. It is said to be able to create walls out of thin air by miming.
46. This amazing Pokémon has an awesome sense of balance. It can kick in succession from any position.
49. Covered with light blue fur, its hide is thick and tough. It is active in bitter cold of minus 40 degrees Fahrenheit.
51. By shaking its big petals, it scatters toxic pollen into the air, turning the air yellow.
52. Its irregularly configured DNA is affected by its surroundings. It evolves if its environment changes.
53. Its fangs easily puncture even thick animal hide. It loves to feast on the blood of people and Pokémon. It flits about in darkness and strikes from behind.
54. Normally found near power plants, they can wander away and cause major blackouts in cities.
55. Its loud cry can be heard over half a mile away. If its high, keening cry is heard echoing all around, it is a sign that they are warning each other of danger.
56. When the bulb on its back grows large, it appears to lose the ability to stand on its hind legs.
60. It is capable of swimming backwards by rapidly flapping its winglike pectoral fins and stout tail.
62. It can freely detach its jaw to swallow large prey whole. It can become too heavy to move, however.
63. The tail is covered with a rich fur. It stores air in the fur before taking extended dives underwater.
64. On rare occasions, some have been found as fossils which they became while hiding on the ocean floor.
66. Its body is covered with a pure white fur. The colder the weather, the more active it becomes.
68. Prefers hot and humid places. It ensnares tiny insects with its vines and devours them.
74. It curls up in a ball to protect itself from enemy attacks. It also curls up to prevent heatstroke during the daytime when temperatures rise sharply.
75. Its body's cellular structure is similar to the molecular composition of water. It can melt invisibly in water.
77. In rivers with fast-flowing water, this Pokémon will cling to a rock by using its thick lips, which act like a suction cup.
78. Under a full moon, this Pokémon likes to mimic the shadows of people and laugh at their fright.
81. With sharp claws, this ferocious, ancient Pokémon rips apart prey and sucks their body fluids.
84. They love to gather in smelly areas where sludge accumulates, making the stench around them worse.
85. It rapidly flaps its wings in the grass, stirring up a dust cloud that drives insect prey out into the open.
86. It sheds its skin once a year. The discarded shell immediately hardens and crumbles away.
87. A rowdy Pokémon with a lot of stamina. Once running, it won't stop until it hits something.
91. When feeding its young, it first chews and tenderizes the food, then spits it out for the offspring.
93. The infant rarely ventures out of its mother's protective pouch until it is 3 years old.
94. This legendary Chinese Pokémon is considered magnificent. Many people are enchanted by its grand mane.
96. Always brimming with power, it passes time by lifting boulders. Doing so makes it even stronger.
100. Sharp beaks ring its mouth. Its shell was too big for it to move freely, so it became extinct.
102. It mesmerizes with its large, round eyes and sings a soothing melody. Pokémon hearing this song fall asleep.
105. A bewitching aroma wafts from its flower. The fragrance becalms those engaged in a battle.
106. Its tail has a Shellder firmly attached with a bite. As a result, the tail can't be used for fishing anymore. This forces it to reluctantly swim and catch prey.
107. While living in pitch-black caverns, their eyes gradually grew shut and deprived them of vision. They use ultrasonic waves to detect obstacles.
108. It climbs mountain paths using only the power of its arms. Because they look just like boulders lining paths, hikers may step on them without noticing.
110. It is inept at turning because of its four short legs. It can only charge and run in one direction.
112. Grips and tears at its enemy with the two pincers on its head. Enemies with hard bodies are gripped and tossed.
113. The swirl on its belly subtly undulates. Staring at it may gradually cause drowsiness.
116. Because its battle abilities were raised to the ultimate level, it thinks only of defeating its foes.
117. It stays mostly in dark, damp places, the preference not of the bug, but of the big mushrooms on its back.
118. It is very hot-headed by nature, so it constantly seeks opponents. It calms down only when it wins.
120. Its shell is extremely hard. It cannot be shattered, even with a bomb. The shell opens only when it is attacking.
122. When enraged, it gives chase endlessly. Because it is impossible to tell what made it angry, there is no soothing it.
124. Punches in corkscrew fashion. It can punch its way through a concrete wall in the same way as a drill.
125. The body is soft and rubbery. When angered, it will suck in air and inflate itself to an enormous size.
127. If it is unable to find food, it will absorb nutrients by swallowing a mouthful of sand.
129. Transfixing prey with the face-like pattern on its belly, it binds and poisons the frightened victim.
133. Because it stores several kinds of toxic gases in its body, it is prone to exploding without warning.
137. A prehistoric Pokémon that lived in the primordial sea, it swims by twisting its 10 tentacles about.
138. It happily carries heavy cargo to toughen up. It willingly does hard work for people.
139. After birth, its back swells and hardens into a shell. Powerfully sprays foam from its mouth.
140. The powder on its wings is poisonous if it is dark in color. If it is light, it causes paralysis.
141. It is dangerous. If it has too much electricity and has nothing to do, it amuses itself by exploding.
142. It swings its big tail around during battle. If its foe flinches, it will charge with its sturdy body.
143. Its outstanding vision allows it to spot splashing Magikarp, even while flying at 3,300 feet.
144. It prefers dry, sandy places because it uses the sand to protect itself when threatened.
145. It was regenerated from a dinosaur's genetic matter that was found in amber. It flies with high-pitched cries.

Down

1. This legendary bird Pokémon cause savage thunderstorms by flapping its glittering wings.
3. It bears an uncanny and unexplained resemblance to a Poké Ball. Because it explodes at the slightest shock, even veteran trainers treat it with caution.
4. Burrows to suck tree roots. The mushrooms on its back grow by drawing nutrients from the bug host.
6. When two of these Pokémon's bodies are combined together, new poisons are created.
7. It is called "The Walking Tropical Rainforest." Each of the nuts has a face and will of its own.
8. Gnaws on anything with its tough fangs. It can even topple concrete buildings by gnawing on them.
9. Very protective of its sprawling territorial area, this Pokémon will fiercely peck at any intruder.
10. If attacked by a larger enemy, it quickly swims to safety by adeptly controlling its dorsal fin.
13. A legendary bird Pokémon. As it flaps its blazing wings, even the night sky will turn red.
14. Because of its ability to slip through block walls, it is said to be from another dimension.
16. The flame at the tip of its tail makes a sound as it burns. You can only hear it in quiet places.
18. Beware of the sharp stinger on its head. It hides in grass and bushes where it eats leaves.
19. It crushes its foe under its heavy body to cause fainting. In a pinch, it will withdraw inside its shell.
21. Lives about one yard underground where it feeds on plant roots. It sometimes appears above ground.
22. It can use its well-developed arms and legs to run on the surface of the water for a split second.
24. It quickly swings its four arms to rock its opponents with ceaseless punches and chops from all angles.
25. A rare and elusive Pokémon that is said to bring happiness to those who manage to get it.
26. Stiffens its ears to sense danger. The larger its horns, the more powerful its secreted venom.
28. Its 80 tentacles absorb water and stretch almost endlessly to constrict its prey and enemies.
30. May appear in a swarm. Flies at violent speeds, all the while stabbing with the toxic stinger on its rear.
34. Once it appears, it goes on a rampage. It remains enraged until it demolishes everything around it.
37. Its tongue has well-developed nerves that run to the very tip, so it can be deftly manipulated.
38. It has a flame bag inside its body. After inhaling deeply, it blows out flames of nearly 3,100 degrees Fahrenheit.
40. It stores electricity in the electric sacs on its cheeks. When it releases pent-up energy in a burst, the electric power is equal to a lightning bolt.
41. It dislikes cold places, so it blows scorching flames to make the environment suitable for itself.
43. It grows by feeding on gases released by garbage. Though very rare, triplets have been found.
44. When it swims at full speed using its long, webbed limbs, its forehead somehow begins to glow.
45. Its wings can carry this Pokémon close to an altitude of 4,600 feet. It blows out fire at very high temperatures.
47. Its super-hard, needle-like scales stand up when excited. It uses its hefty bulk for performing powerful moves.
48. The heads attract each other and spin around. There must be 6 heads for it to maintain balance.
50. In the autumn spawning season, they can be seen swimming powerfully up rivers and creeks.
57. Its DNA is said to contain the genetic codes of all Pokémon, so it can use all kinds of techniques.
58. When it twitches its nose, it can tell where someone is sleeping and what that person is dreaming about.
59. It can transform into anything. When it sleeps, it changes into a stone to avoid being attacked.
61. It seductively wiggles its hips as it walks. It can cause people to dance in unison with it.
65. It eats everything. Wherever food is available, it will settle down and produce offspring continuously.
67. As it grows, the stone portions of its body harden to become similar to a diamond, but colored black.
68. The wings are protected by a rain-repellent dust. As a result, this Pokémon can fly about even in rain.
69. The vines that cloak its entire body are always jiggling. They effectively unnerve its foes.
70. It has been seen pounding boulders with the bone it carries in order to tap out messages to others.
71. Its rugged hide protects it from even the heat of lava. However, the hide also makes it insensitive.
72. It races through grassy plains with powerful strides, leaving footprints up to four inches deep.
73. In the distant past, it was somewhat stronger than the horribly weak descendants that exist today.
76. Very competitive, this Pokémon will chase anything that moves fast in the hopes of racing it.
79. Generates strange radio signals. It raises the temperature by 3.6F degrees within 3,300 feet.
80. The three heads express joy, sorrow and anger as they plan strategy together. When it sleeps, one head remains awake.
82. This marine Pokémon has an impressive build that lets it freely fly over raging seas without trouble.
83. It sheds many layers of skin as it grows larger. During this process, it is protected by a rapid waterfall.
87. It drifts aimlessly in waves. Very difficult to see in water, it may not be noticed until it stings.
88. Lives in large bodies of water like the sea and lakes. It is said to have the power to change the weather and fly.
89. It rotates its geometrically shaped body to swim through the water. It always seems to be sending out mysterious radio waves.
90. Its short feet are tipped with suction pads that enable it to tirelessly climb slopes and walls.
92. Its eyes also function as radar units. It catches and eats small bugs that hide in darkness.
95. Though small, it must be treated with caution because of its powerfully toxic barbs. The female has smaller horns.
96. It is born with the ability to defy gravity. It floats in air on powerful electromagnetic waves.
97. Avoid eye contact if you come across one. It will try to put you to sleep by using its pendulum.
98. Capable of understand the language of humans, it enjoys ferrying people on its back. It is on the verge of extinction.
99. A team of triplets that can burrow over 60 MPH. Due to this, some people think it's an earthquake.
101. Almost invisible, this gaseous Pokémon cloaks the target and puts it to sleep without notice.
103. At the time of birth, it has just one tail. The tail splits from its tip as it grows older.
104. When it moves, it leaves only a blur. If it hides in grass, its protective colors make it invisible.
109. It carries a seed on its back right from birth. As it grows older, the seed also grows larger.
111. Its horn is harder than a diamond. If it senses a hostile presence, all the barbs on its back bristle up at once, and it challenges the foe with all its might.
113. Its hind legs, which have harder-than-diamond hooves, kick back at any presence it senses behind it.
114. It appears in large numbers by seashores. At night, its central core flashes with a red light.
115. It possesses strong spiritual power. The more danger it faces, the stronger its psychic power.
119. A legendary bird Pokémon that is said to appear to doomed people who are lost in icy mountains.
121. Because it never removes its skull helmet, no one has ever seen this Pokémon's real face.
122. When its headache intensifies, it starts using strange powers. However, it has no recollection of its powers, so it always looks befuddled and bewildered.
123. Even though it is encased in a sturdy shell, the body inside is tender. It can't withstand a harsh attack.
126. It is very protective of its territory. It will bark and bite to repel intruders from its space.
128. A manmade Pokémon that came about as a result of research. It is programmed with only basic motions.
130. If it stores too much electricity, its behavior turns aggressive. To avoid this, it occasionally discharges excess energy and calms itself down.
131. Its magical and cute appeal has many admirers. It is rare and found only in certain areas.
132. Its huge and magnificent wings can keep it aloft in the sky. It can remain flying a whole day without landing.
134. When it is time for them to lay eggs, they can be seen swimming up rivers and falls in large groups.
135. It remains virtually immobile while it clings to a tree. However, on the inside, it busily prepares for evolution. This is evident from how hot its shell becomes.
136. Its weapons are its 10,000-volt electric attacks and its spiky fur. Its sharp hair can pierce enemies when it bristles.