Question

Most of the time of its life the bird remains airbourne and it comes to ground only to breed

Answer 1

Explanation:

This Bird Can Fly for Six Months Without Landing Once. Alpine swifts weigh just under a quarter-pound, glide along on a nearly 22-inch wingspan—and, it turns out, sleep while airborne. For the first time, researchers have documented that the birds can stay aloft for more than six months at a crack.

Answer 2

Explanation:

Artic tern is the bird that spend Most of the time of its life the bird remains airbourne and it comes to ground only to breed