Differences in cattle biology, climate, labor and production goals helped make fixed-time AI a cornerstone of Brazilian beef production while adoption remains more limited in North America.

A flesh-eating parasite, the New World screwworm, has been detected in Texas, USA, for the first time in decades, prompting ...

This parasitic fly's maggots feed on live flesh, preferring livestock but also infecting humans, and can be fatal. And it's ...

Dr. Garrett Lance, a native of Nashville and graduated from Nashville High School in 2018, has been hired on at Nashville ...

Birds do it, all right. And they're perfectly happy to fly solo. New research suggests that we should welcome birds to the ...

Cetrorelix, a GnRH antagonist used in human fertility medicine, might provide a practical alternative to estradiol in ...

To Brazilians, the ubiquitous caramel-colored mutts are a national icon. But a Mexican state has adopted them as its own ...

The rapid spread of Africa’s Ebola outbreak is driven by a new strain known as Bundibugyo. Maps, charts, and data ...

A long running conservation program helped wolverines recover, but payments to Sami reindeer herders failed to keep up with ...

All-female species have been long thought of as evolutionary dead ends – but one fish has defied the odds to live without ...

The evolution of sex remains one of biology's greatest puzzles. While sexual reproduction dominates across the animal kingdom ...

The Ain Sebaa Zoo in Casablanca has welcomed the birth of a Brazilian lowland tapir, a rare event that marks the efforts of conservation.