Give one example of each:

i. Reptile with four-chambered heart
ii. Flightless bird
iii. Cartilaginous fish
iv. Egg-laying mammal

Asked by Topperlearning User | 9th May, 2016, 07:24: AM

Expert Answer:

i. Crocodile

ii. Ostrich

iii. Dogfish

iv. Duck-billed platypus

Answered by  | 9th May, 2016, 09:24: AM