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.
So why do cats hiss and mimic snakes, you may well ask. A cat that's hissing is trying to frighten whatever it's hissing at. This usually happens either because it's scared of being attacked, so is trying to face off the would-be attacker, or it's showing aggressive behavior as an act of dominance.o why do cats hiss and mimic snakes, you may well ask. A cat that's hissing is trying to frighten whatever it's hissing at. This usually happens either because it's scared of being attacked, so is trying to face off the would-be attacker, or it's showing aggressive behavior as an act of dominance.