Species (物种) can actually go extinct (灭绝的) more than once. In a biological sense, species become extinct when the last animal of a species stops breathing. But when the species disappears from our shared memory and cultural knowledge, it becomes extinct in a different way — society (...
000 different species of fish and many of them are markedly different from each other. Expecting them to mate outside of their own species is like expecting a horse to mate with a cat because they both have four legs and a tail.
In all, BAS estimated that 2000 whales of different species now spend the summer in South Georgi a before heading north to breed. “After three years of surveys, we are excited to see so many whales visiting South Georgi a to feed again," whale project leader Jennifer Jackson said.With ...
). Most wild animals need to mate to produce offspring, but there are a handful of species that do not mate and yet still produce new generations. This phenomenon is called ‘virgin births’ or ‘parthenogenesis’.
For the mom, it's just another day on the job, but for the kid, it looks like the end of the world. Mom, Can You Carry Me? A tiny little anteater sits on the back of its mother – or are anteaters a lot bigger than we thought they wer...
A dog's sense of hearing is twice as sensitive as that of a person's, though acuity can vary depending on breed and age. Scientists have not come to one single conclusion about why dogs tilt their heads; there may be multiple reasons. Ashley Coombs/Flickr When dogs detect noises at ...
different species by confining them in small cages. This would put an unreasonable amount of stress on the individuals involved and compromise their welfare. The resulting eggs have a low probability of fertility, and those that hatch are unlikely to live long. In the case of those that ...
The poodles are the cute little dog breed known for its good temperament and beauty. They weigh around 6-7kgs at maximum and are faithful, alert, active and intelligent dog species. It has been a popular dog breed in France since 1500 and is also called ‘caniche’ by the French, meani...
With the right amount of space and attention, your Maine Coon cat will be a happy and healthy addition to your home. Pros and cons of keeping Maine Coons as indoor cats The Maine Coon’s have many attractive traits that make them a popular cat breed. However, there are some pros and ...
Taking care of African dwarf frogs and making sure they live in the proper conditions isn’t that hard. As these frogs are very low-maintenance, you can easily take care of them. Thus, it makes them ideal aqua pets. However, this frog species is often confused withAfrican clawed frogs. ...