Which organisms are classified as Aves?

Question

Accepted Answer

Step-by-step explanation:

1. Definition: The class Aves comprises animals we commonly call birds — warm-blooded vertebrates with feathers, beaks, two legs, and that lay hard-shelled eggs.

2. Evaluate each item:
- (1) Fishes — belong to class Pisces (not Aves).
- (2) Frogs — belong to class Amphibia (not Aves).
- (3) Snakes — belong to class Reptilia (not Aves).
- (4) Birds — by definition are class Aves.

3. Conclusion: only $4$ (Birds) are classified as Aves.

FINAL_ANSWER: d

Answer

Answer

Answer