The only mammal naturally capable of true sustain flight is​

Bats

Bats are the only mammals capable of true flight. They belong to the Order Chiroptera, which means "winged hand". Although often mistaken for rodents, they are more closely related to primates. Bats first appeared in the Eocene epoch about 58 million years ago.

the only flying mammal is a Bat

answer: oof wait

explanation:

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.