Bats and birds quite different fliers (Reuters)
Reuters - Bats & birds, a only two
vertebrate fliers on Earth, use air wings very differently,
according to scientists who observed small, nectar-feeding bats
flying through fog in a wind tunnel.
Reuters - Bats & birds, a only two
vertebrate fliers on Earth, use air wings very differently,
according to scientists who observed small, nectar-feeding bats
flying through fog in a wind tunnel.
