If you've ever had a spiny leaf insect as a pet, or you're considering getting one, hopefully someone has warned you about this: if you put one in your enclosure, you might come back some time later ...

Not all species need sperm to fertilize an egg for sexual reproduction. Some species need sperm in order to induce completion of egg nucleus development, but then never use the sperm’s DNA. I describe ...

In the framework of an international research project, a team of scientists have demonstrated for the first time that asexual reproduction can be successful in the long term. The animal they studied ...

In the course of evolution, animals have repeatedly shifted from sexual to asexual reproduction. The first evidence of the consequences of parthenogenesis – a type of asexual reproduction – on genome ...

(MENAFN- The Conversation) It may sound too bizarre to be true but the Amazon molly (Poecilia formosa), a fish that inhabits rivers, lakes and swamps in Mexico and Texas, exists over much of its range ...

In a closer examination of how D. pachys reproduces, the research team found that, like many other asexual organisms, the process of making germ cells -- sperm or ova -- had been modified to prevent ...

Does all the stress of finding a partner get you down? Do you ever wish you could just start a family of your own, with kids that looked just like you, but without all of the trouble of finding ...

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The first animals on Earth took millions of years to evolve, a slowness that surprises paleontologists. How to explain it ...

In the framework of an international research project, a team of scientists have demonstrated for the first time that asexual reproduction can be successful in the long term. The animal they studied ...

Add Yahoo as a preferred source to see more of our stories on Google. Most animal species reproduce sexually. This involves the fusion of two gametes, the sperm and egg, that develops into an embryo.