It was mostly between 1990 and 2010.
I think maybe 2008 was the highest. (NOT SURE)
hope this helps!!
Answer:
every one lays eggs. No bird gives birth to live young. Birds quickly form and lay an egg covered in a protective shell that is then incubated outside the body.
Birds developed much great mobility than a mammal, but at the cost of being unable to carry its growing offspring about in its body. Unlike, say, a dog carrying a litter of puppies.
Explanation:
Can you go into more detail about how to answer this? maybe I can help.
Answer:
find out i think
Explanation:
Because i think thats the answer