koalas are cute

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Across
  1. 2. the xxxxxx technology in modern smartphones allows people to communicate instantly worldwide.
  2. 5. the kangaroo is a xxxxxx that carries its young in a pouch on its body.
  3. 8. xxxxxx can occur quickly in hot climates when people do not drink enough water.
  4. 10. the professor's xxxxxx into the problem helped students understand the difficult concept.
  5. 12. the surgeon learned a new xxxxxx that allowed her to perform safer operations.
Down
  1. 1. many species struggled to xxxxxx after the natural disaster destroyed their habitats.
  2. 3. the xxxxxx made by the researcher helped scientists understand animal behavior better.
  3. 4. humans can walk xxxxxx on two legs, unlike most other primates and animals.
  4. 6. hikers should xxxxxx walking in the mountains during severe thunderstorms for safety.
  5. 7. baby monkeys xxxxxx to their mothers for protection and transportation through the trees.
  6. 9. engineers xxxxxx solar panels to generate clean electricity from the sun's energy.
  7. 11. the detective used fingerprints to xxxxxx the suspect and solve the crime.