|
Polar bears are carnivores that mainly eat ____.
|
caribou
|
|
Blue whales eat small shrimp-like creatures called ____.
|
flamingos
|
|
Penguins, emus, rheas, kiwis, and ____ are flightless birds.
|
krill
|
|
Lichen is a major food source for ____.
|
lizards
|
|
Chameleons, geckos, and iguanas are types of ____.
|
octopuses
|
|
Born gray, ____ become pink after eating lots of shrimp.
|
orcas
|
|
Killer whales, also called ____, are black with white undersides.
|
ostriches
|
|
To escape from predators, ____ can release black ink.
|
seals
|