An egg protected by a series of membranes: the amnion, which surrounds the embryo with a constant amniotic fluid environment; the allantois, which allows gas diffusion and waste removal; the yolk sac, [..]

a species that is hunted recreationally for food or sport. Game species typically refers to species for sport, not as part of subsistence hunting.

all of the help that a parent gives to its offspring, including (in some cases) feeding, sheltering,and protecting them from predators.

an animal that mainly eats blood

A terrestrial biome found in temperate latitudes (>23.5° N or S latitude). Vegetation is made up mostly of grasses, the height and species diversity of which depend largely on the amount of moistur [..]

See diversity - alpha.

A group of islands.

in mammals, a condition in which a fertilized egg reaches the uterus but delays its implantation in the uterine lining, sometimes for several months.

The process by which an animal locates itself with respect to other animals and objects by emitting sound waves and sensing the pattern of the reflected sound waves.

the gelatinous matrix surrounding sponge cells, sometimes also called mesoglea or mesenchyme.