Biology

The sea otter is a very cute looking animal that is known to be a professional in being cute, and there are various expressions of it circulating on the internet for internet users to love. Sea otters are not only cute in appearance, but also in their activities such as eating, swimming and sleeping, which all reflect their cute side. In 2013, it was ranked fifth on the list of the world's cutest species.

Birds are one of the most common animals we see, especially birds like sparrows, turtledoves, pheasants and magpies, which are often seen in flocks. However, one thing that is strange is that with so many birds, we rarely get to see bird nests, why is that?

Scientists have applied genetic analysis tools to study insectivorous plants. The study depicted the dynamics of calcium molecules in the leaves of carnivorous plants when insect prey landed on the leaves and were captured by sticky secretions.

In addition to the nearby residents, the dump has become a "paradise for animals", and the most abundant animal living here is our protagonist today - a larger than human bird bald stork

Water bears are the common name for retarded animals, and these creatures are so small that their body length is usually no more than 1 mm, so we usually do not notice their presence.

Under human domestication, people are more like the head wolf of the pack in the eyes of dogs, and when people are alive, they are absolutely loyal. However, when the "head wolf" dies, this obedience disappears, so there is no difference between the human corpse and the meat of animals in nature in front of the dogs

When we humans feel very tired, we often say that we can fall asleep standing up, but this is just a description. In reality, it is impossible for humans to sleep standing up, but there are many animals in nature that have this such a skill that humans do not have, for example, horses can sleep standing up effortlessly.

During the long evolutionary journey, the brain capacity and the complexity of the nervous system of primates have been increasing, and correspondingly, their intelligence has become higher and higher as a result

In the wild, wolves are pack animals, and by living in packs they stand at the top of the food chain, but despite this, they face daily threats

It is proposed that birds originated from dinosaurs, and that "ancestor birds" are a transitional species between birds and dinosaurs.