1 Program Levels: Bachelor's, master's and doctorate. 2  Program Specializations: Options include ecology and wildlife sciences. 3  Program Length: A bachelor's normally takes 4 years.  Other Requirements: At the graduate level, practicums and thesis projects must be completed for graduation.
BananaStock/BananaStock/Getty Images. Lizards puff their necks for a number of reasons. Whether they're trying to get attention from you or a or to intimidate another lizard, it's a normal part of lizard behavior. Learning why lizards puff their necks can help you better care for your pet.
Lizards have tails mostly to help them keep balance when they are crawling and climbing. Small lizards also have an interesting use of their tail; if they are being chased by a predator, their tail can snap off! This means that the predator might be fooled into thinking they caught the lizard, but really it got away!