Introducing
Your new presentation assistant.
Refine, enhance, and tailor your content, source relevant images, and edit visuals quicker than ever before.
Trending searches
Alligator evolution
Alligator Evolution
ALLIGATOR EVOLUTION
By: Samantha De Leos & Hailey Wells
What is an Alligator?
-Alligators are immense reptiles of the Crocodylia family
-Making crocodiles and alligators closely related.
-They're cold blooded creatures that rely on the environment for body heat.
Why are they important?
Alligators are very important predators to the ecosystem. They are the largest reptile in America and serve as an important role in keeping the ecosystem balanced
Why are they important?
Impact if taken out
If taken out the ecosystem in which they live in will become unbalanced. There will be a larger amount of prey because there will be no more to eat them which in turn will cause a shortage of vegetation and smaller animals.
Impact if taken out
Adaptations
- Their eyes and nostrills are on the top of their head so they can submerge
- There colors allow them to blend in to there habitat
- They have a powerful tail for swimming
Tiktaalik
375 years ago
Panderichthys
380 years ago
Acanthostega
365 years ago
Eusthenopteron
385 million
years ago
American alligator
Alligator's first ancestor
The very earliest alligatoroids known to science. The first Brachychampsa fossil was discovered in Montana's Hell Creek Formation
Lived: 93.5 million years ago - 63.3 million years ago (Turonian - Puercan)
Alligator's second ancestor
Carnufex
Roughly about 3 meters long for the holotype, other individuals might have been larger.
Alligator's second ancestor
Time period: Carnian of the Triassic
Alligator's relative
Crocodile
Crocodile mouths are more pointed and V-shaped. While Alligators have wider, U-shaped snouts, while
Alligator's relative
Crocodiles tend to live in saltwater habitats, while alligators hang out in freshwater marshes and lakes.