Answer:
There are an estimated over 10,000 bird species that exist in our world
Explanation:
The most notable types include humming birds, which have incredibly fast heart beats of up to 1,260 beats per minute.
There are also a group of birds that are flightless and cannot fly, which include Ostriches, which are also the tallest and heaviest living birds. In fact an ostrich is the closest ancestor to a Tyrannosaurus Rex.
Overall, there are many amazing birds out there! Hope this helped a little!
Answer:
All animals, and humans are part of the carbon cycle. When animals eat they get carbon in the form of carbohydrates and proteins and is released back into the atmosphere as a waste product when animals breathe.
Explanation:
<span>The Mesopotamians made sails to harness the wind to move boats, and eventually sailed and traded as far away as what is now India.
It allowed them to trade good with faraway lands</span>
