What must be adapted to salt water?
animals mammals ducks lizards bacteria humans fur seals whales
A B C D E F G H
Tiny marine organisms are thus captured by the baleen, and then swallowed by the whale.
whales must be adapted to the salt in the water
What must be adapted to salt water? (A) animals (B) mammals (C) ducks (D) lizards (E) bacteria (F) humans (G) fur seals (H) whales