Q: Consider the following animals:
- Sea cow
- Sea horse
- Sea lion
Which of the above is/are mammal/mammals?
a) 1 only
b) 1 and 3 only
c) 2 and 3 only
d) 1, 2 and 3
Correct Answer: Option (b)
- Mammals are the class of vertebrate animals characterized by the presence of sweat glands, including sweat glands modified for milk production, hair, three middle ear bones used in hearing, and a neocortex region in the brain. Sea Cow (Hydrodamalis gigas), also called Steller’s sea cow, very large aquatic mammal. Sea horse is a vertebrate fish. It is warm blooded, gives birth to live young, has hair, and the female produces milk. All these are characteristics of mammals. Hence, option (b) is correct.
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