This Marine Animal Study Guide provides a comprehensive overview of key marine species, including their habitats, adaptations, behaviors, and roles in ocean ecosystems. Ideal for marine aquatics students, it covers everything from basic anatomy to advanced concepts like marine food chains and envir...
Marine and Aquatic Science
Marine Reptiles, Birds, and Mammals…. Study Guide
1. Some snakes use venom to kill their prey. We discussed two of them ____sea snakes___ and
___yellow-bellied sea snake____.
2. The longest non-venomous snakes are the ___reticulated python___.
3. What is the longest venomous snake, ___king cobra___?
4. There are __23__ total species of crocodiles.
5. This small lizard is the only member of class Rhynchocephalia and is found in New Zealand
____sphenon____.
6. What are the two differences between crocodiles and alligators __snout shape___ and __tooth
arrangement__?
7. What does a neurotoxin do to the body, __affects the nervous system__?
8. Of the __25000___recognized bird species only ___2250_____ are adapted to life around the
water.
9. All mammals have a layer of fat to protect them from the cold, called ____blubber___.
10. Order ____carnivora___ includes sea otters and polar bears.
11. In Order Pinnipedia the ___forelimbs__ are modified to form flippers.
12. This group of chelonia have web feet for water and land existence ____teripans____.
13. In Order, Cetacea members lack _____external ear flaps___.
14. The tail of a mammal is called their ___fluke __.
15. This bird has a salt gland that helps them remove salt from the water in their environment,
___tubenoses___.
, 16. This is used by filter feeders (large whales) in order to eat invertebrates like krill, clams, and
mussels____baleen___.
17. These birds have webbing between their all four toes, are relatively large, and are widely distributed.
___pelicans____.
18. Whales that use baleen to filter out plankton belong to the ___mysticeti___ Family.
19. Toothed whales belong to the ___odontceti___ Family.
20. This group of chelonia are only found on land ____turtles___.
21. Whales can check their location in the water while migrating. This is called ___spy hopping__.
22. What are some adaptations of marine mammals that allow them to live in deep waters? ____slower
heart, blubber, fur, change in blood___?
23. All birds belong to Class ___aves___
24. Birds are all ___oviparous___, laying one or more amniote eggs that are covered with a shell that
contains __lime___.
25. The heaviest of all penguins is the ___emperor___@ _42__ lbs and __4_ ft in height.
26. Class ___reptilion__ appeared late in the Paleozoic Era and resembled small lizards.
27. The reptilian skin is thick, with a protective covering of __scales__ made of ___kertin___.
28. The Order ____chelonia__ includes terrapins, tortoises, and sea turtles.
29. Order ___squamata__ includes 5,640 different species of snakes and lizards.
30. How do you tell the sex of a snake_____probing____?
31. The four types of class Crocodilia are the __alligators__, ___crocodiles____, ___calmans_____and
__gavials__.
32. Development of a __penis___with which males deposit sperm inside the female to fertilize the egg
before a protective shell is formed.
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