Although most Hymenoptera reproduce via arrhenotokous haplodiploidy, the underlying genetic mechanisms vary. Of these, the most widespread mechanism appears to be single-locus complementary sex ...

The genome of a once-endangered songbird shows extensive signs of inbreeding, according to a new study. Because inbreeding can negatively impact survival and reproduction, the results could guide ...

The results of inbreeding can be very distressing to witness. In this Instagram post, we see a captive lion with skull deformities, and in this post, we see another lion with drastically shortened ...

Today, Homo sapiens are the only humans left on Earth. But thousands of years ago there were more of us — other species that belonged to the same genus, and in turn, our family tree. They are now ...