Across
- 3. Earliest clear hominin ancestors
- 4. This effect is when animals like sea urchins don’t copulate
- 5. Gas vent on the outside of a crater
- 6. If preserved correctly, more recent fossils contain these
- 10. UN definition: “The variability among living organisms from all sources”
- 11. The size of what tells us the intelligence of dinosaurs?
- 13. Most abundant vertebrate fossils
- 18. Footprint site where a pair of hominins were walking side by side across the landscape
- 20. Group of amniotes characterized by 2 pairs of openings behind the eyes
- 21. Dinosaurs that are alive today
- 22. When the color of the symbionts leave the coral it is known as this
- 24. Runoff from this causes the phytoplankton and seaweed to grow much better
- 26. Over 70% of the placoderm genera
- 27. In the summer of 1980 this Hurricane hit and destroyed coral reefs
- 28. Ornithischian Dinosaurs means ______ dinosaurs
- 29. Solid concrete like rock consisting of other fragments
Down
- 1. These symbiotic microorganisms fuel methane seep
- 2. Largest turtle to ever live
- 7. Types of fossils that are impressions of things- such as feathers
- 8. Amniotes have this kind of egg
- 9. The climate in Southern Baja, California
- 12. Coral reefs did not get to fully recover from the hurricane due to this
- 14. When finger bones are more curved it usually means the species did a lot of this
- 15. Every animal consumes this same thing
- 16. How are male and female chondrichthyans distinguished from one another
- 17. We do not fully understand outbreaks of this that kill of various species at a time
- 19. Mobile bone in teleost that allows their jaws to move
- 23. Saurischian Dinosaurs means ______ dinosaurs
- 25. The T. Rex was always growing these
- 30. This island has the world's most active lava lake