When they feel threatened, pufferfish use an astonishing strategy called inflation. Rather clumsy and slow normally, they compensate for this lack of agility by quickly...
Birds sing particularly at sunrise due to an increase in certain hormones, such as testosterone, which stimulate their desire to sing in the morning. After...
Animal growth is primarily a matter of cellular multiplication. Essentially, a young animal grows because its cells are rapidly dividing to create new ones. You...
Giraffes have developed their spots over the course of evolution as a response to their survival needs. These patterns primarily served as camouflage, allowing them...
Pigs have a very good memory that allows them to quickly learn tricks or commands. Some researchers have even proven that they retain verbal commands...
Penguins have a heavy, robust, very dense body. Their bones are solid, massive, far from the hollow and light bones of flying birds. This heavy...
In octopuses, we speak of arms rather than legs because their limbs bear suckers along their entire length. The suckers are used to grasp, manipulate, and even...
Each species of migratory bird possesses an internal programming that tells it when to leave, which route to take, and when to return. This know-how...
Birds repeat sounds primarily thanks to a special area in their brain called the syrinx, unique to birds and located where their trachea splits into...
Mimicry is present almost everywhere in nature, even when we don't notice it at first glance. Many animals possess subtle camouflage to blend into their...
