The amount of sperm released decreased sharply with each mating during a single day, reducing the males' fertilization rate.

New research shows male and female brains differ at birth. Females have more grey matter, aiding emotions and memory.

Japanese rice fish – also known as medaka ( Oryzias latipes) – are a small, unassuming species that live wild in the ...

If you've ever had a spiny leaf insect as a pet, or you're considering getting one, hopefully someone has warned you about ...

The African Fish Eagle is a bird of prey known for its iconic call and impressive hunting abilities. The species is wide ...

A study analyzing over 500 newborns has confirmed that brain structure differences between male and female infants are ...

Working out the kinks of mating in the animal kingdom helps to gain insights into the survival of species. Among animals that ...

From a traditional Christian point of view there are still two basic reasons why it is problematic to accept someone as a ...

Discover groundbreaking research on brain development and sex differences in infants. Explore how structural brain differences are already established at birth.

Tracy Wolff, the author of the “Crave” series, is being sued for copyright infringement. But romantasy’s reliance on ...

This important study conducted experiments to quantify how changes in blood flow results in apparent fluorescence changes when imaging neural activity sensors using two-photon microscopy. While the ...