PLEASE ANSWER ASAP
Specify the adaptation ( functional, behavioral, or structural ) NOTE: you don't have to answer all.
a. Penguins huddling?
b. Claws to grip ice?
c. Waterproof feathers?
d. Succulents store water in stems and leaves?
e. Lions resting in shade to avoid heat?
f. Meerkats building dens underground?
g. Conserving water by stomata closing in day?