Animals

Males are larger than females.

Males emerge from cocoons a few days earlier than females.

Shoebills are among the quietest of birds, but you can sometimes hear their characteristic croaking, similar to that of storks.They croak when they feel threatened or as a welcome to the nest.

The great spotted woodpecker reaches sexual maturity at the age of one year.

A typical male can weigh 450 kilograms, 360 kilograms on average.

Females give birth to one pup after two to three months of gestation.

Europeans discovered okapi in 1901, previously they were known only to the local population.

The flattened shape of the ridge is a natural adaptation for reproduction.

Two modern living species can be distinguished within the Hippopotamidae family - Choeropsis liberiensis, called pygmy hippopotamus, native to the forests and swamps of West Africa, and Hippopotamus amphibius, also called common hippopotamus, native to sub-Saharan Africa.

Amur leopards are perfect hunters.