#Blue whale penis skin

This is what the harbour porpoise does, which is why, during the rut, the male’s testicles reach a combined weight of over 2 kg… Not bad for an animal that tips the scales at less than 60 kg! A man endowed in the same proportion would have testicles weighing over 3 kg. Each testicle weighs between 45 and 68 kg, the same weight as a harbour porpoise.Īnother strategy consists of producing the greatest amount of sperm possible to increase the male’s chances of fertilizing his partner. The average length of a blue whale’s penis is 2.4 metres. The blue whale’s genital apparatus is proportional to its imposing size, which can reach about 30 metres. For blue whales, males race for a female, a race nicknamed “rumba”. In fact, each ejaculation of a blue whale could produce around 20 litres of sperm. Sometimes, this competition takes the form of aggressive fighting, as in the case of the humpback whale. The reproductive organs are thus hidden inside the body: whales have a streamlined profile that allows them to glide through the water imagine now the result if the “family jewels” were not so well “tucked away” inside the genital slit… Courtyard foreplayīefore the two actors take the stage, an intense competition can take place between males of the same species. It is located halfway between the anus and the navel. The male has a genital slit into which the penis is retracted.

#Blue whale penis skin

On each side of the slit, there is a fold of skin that conceals a nipple. This is where the vaginal opening is found, immediately next to the anus.

In females, it is located at the base of the belly. In most species, the only fail-safe way to visually distinguish the sexes is to examine the genital slits. In short, with a few minor differences, whales do it… just like we do! Built to purpose The young develops in the mother’s uterus and is fed directly by the placenta and later, after it is born, by her milk. Although cetaceans live under water, they are mammals all the same.