Q. How many animals from the following are warm-blooded with 4-chambered heart and oviparous condition?
[Corvus, Struthio, Macropus, Ornithorhynchus, Balaenoptera, Pteropus, Delphinus, Psittacula, Chelone, Calotes, Crocodilus]

 2030  198 NTA AbhyasNTA Abhyas 2020Animal Kingdom Report Error

Solution:

Aves or birds are warm-blooded animals with 4-chambered heart and oviparous conditions. These include Corvus (Crow), Struthio (Ostrich), Psittacula (Parrot). Crocodile is a reptile with a four-chambered heart.