Scientists know that dinosaurs laid eggs because

As far as we know, all dinosaurs reproduced by laying eggs, as do most other sauropsids (reptiles). It is very difficult to determine what species of dinosaur laid the eggs that have been discovered, because only a few dinosaur embryos have been found inside the fossil eggs.

⚠︎ I HOPE YOU ARE DOING WELL ☻︎

HAVE A FANTASTIC DAY ꨄ︎

it was hard to find out what dinosouras laid eggs. eggs that have been discovered, because only a few dinosaur embryos have been found inside the fossil eggs.

Explanation:

hope this helps

i believe

clean air is essential for health and survival

clean air provides nitrogen gas for plant respiration

clean air supplies oxygen that enables living organisms to breathe

hope this

i am brianly

sorry if this doesn't

could you go a bit more in depth with you question? it's quite hard to understand. as soon as you do that i will be glad to : )