Question

What may be the reasons for the
extinction of Dinosaurs? If you know
the reasons for their extinction, why
Sparrows are listed as endangered
species?​

Answer 1

Answer:

A big meteorite crashed into Earth, changing the climatic conditions so dramatically that dinosaurs could not survive. Ash and gas spewing from volcanoes suffocated many of the dinosaurs. Diseases wiped out entire populations of dinosaurs.

Answer 2

Answer:

Well,they were no more able to survive in that climate and hence they extincted. But sparrows are endangered,there could be many reasons like hunting,not able to survive in climate,Change in the ecosystem,lack of habitat and other reasons also