The main forces acting on a bird in flight are gravity, drag caused by wind resistance as it moves through the air, and lift produced by the motion of its wings that keep it up.
A bird on the ground is mostly just affected by gravity.
The action force of a bird is the force of the wings pushing against the air.
Gravitational force,Frictional force of air..........
The plural form of flying fox is flying foxes.
There are four types of flying foxes that are native to Australia. They are the black flying fox, the gray headed flying fox, the little red flying fox, and the spectacled flying fox. Their scientific names, in the same order, are Pteropus alecto, Pteropus poliocephalus, Pteropus scapulatus, and Pteropus conspicillatus.
Insular Flying Fox was created in 1830.
Guam flying fox was created in 1934.
Temotu Flying Fox was created in 1930.
Vanikoro Flying Fox was created in 1869.
Black Flying Fox was created in 1837.
Bonin Flying Fox was created in 1829.
Flying Fox - fish - was created in 1851.
Large Flying Fox was created in 1758.
Chuuk Flying Fox was created in 1842.