The unity of hyenas

If you see relatives fighting other animals, the spotted hyena is ready to jump into the fight.

Spotted hyenas are the species with the largest body in the hyena family. They have such names because there are many dark spots on the skin. An adult hyena has an average height of 85 cm (counting to the shoulder).Photo: BBC.

With an average weight of 85 kg, female hyenas are much larger than males.Photo: photovillage.org.

Jennifer Smith and Kay Holekamp, ​​two University of Michigan zoologists, USA, have devoted a lot of effort to studying hyenas.Photo: BBC.

Animal experts believe that the habit of coordinating a herd to fight an enemy benefits an hyena in terms of evolution.Photo: sciencedaily.com.

Jennifer Smith said the female spotted hyenas will be able to survive higher and pass on the gene to descendants.Photo: BBC.

She anesthetized many hyenas to take blood samples.Photo: BBC.

The observation process and the results of DNA analysis show that spotted hyenas are ready to protect individuals with long-term blood ties with their parents.Photo: BBC.

Even so, spotted hyena adheres to a series of principles in cooperative activities. For example, they never engage in battle if they see a dangerous animal watching nearby.Photo: BBC.