Heat from the sun makes it through near the Antarctic (where the hole is) is melting the ice and not allowing some key species to feed. seals don't have ice to come up for air through like normal so polar bears starve. loss of land means less food for a lot of species because the hunting grounds is closing and there is no room to expand.
Answer:
<h3>male and female reproductive cells </h3>
Explanation:
<h3>I hope it helps ❤❤</h3>
Unlike the hippo's ancestor, whale ancestors moved to the sea and evolved into swimming creatures over a period of about 8 million years. Fossils of gigantic ancient whales called Basilosaurus were first mistaken for dinasaur fossils but were later recognised as mammals.
There may be many forms of a single gene. Each such form is called an allele
Answer:
Mutualism is the type of relationship where both of the species benefit from the other.