In 2003, four adventurous animal science majors embarked on a University of Delaware study abroad program in New Zealand. The Blue Hens toured sheep farms, studying new ways to intertwine agriculture ...

With full genetic control and visibility into neural activity and behavior, scientists map out chemical's role in behavior. Because serotonin is one of the primary chemicals the brain uses to ...

If you liked this story, share it with other people. A new study tracing the evolution of same-sex sexual behavior in mammals, using phylogenetic analyses, suggests these behaviors may have evolved in ...

A sweeping analysis of thousands of animal genomes suggests that chromosomes do not evolve randomly but instead follow a limited number of irreversible “evolutionary highways.” These one-way genetic ...

Can we ever truly understand the experiences of animals? Many philosophers and scientists harbor skepticism, often asserting that we can never truly comprehend what goes on in an animal’s mind. For ...