The concept of gender in the animal kingdom transcends human-defined boundaries. These animals show us that adaptability is key, and survival often means rewriting the biological rulebook.

From a ballet of white-tip reef sharks to a cardinal fish releasing freshly hatched babies from its mouth, these underwater ...

During this period, fish were fed 1.5% biomass/day with a commercial wrasse diet (Symbio Plus 1.5; BioMar, Denmark) and photoperiod maintained at 12:12 light:dark cycle. Water quality parameters were ...

Invasive species are non-native species that have been introduced to an ecosystem and have established there causing ecological damage. The study of invasive species involves questions about the ...

British marine biologist and photographer Richard Smith focuses his work on the ocean’s tiniest and weirdest creatures.

But in the early 2000s, British marine biologist Richard Smith decided to focus his PhD research on Denise’s pygmy seahorse, a species found in Sulawesi, Indonesia. It was then that he made an ...

A million years ago, a species known as Homo erectus most likely survived in an arid desert with no trees. By Carl Zimmer Chimpanzees live only in African rainforests and woodlands. Orangutans ...

Australian scientists have discovered a new species of the deadly funnel-web spider that is bigger and more venomous than its relatives, nicknaming it "Big Boy." In research released Monday ...

Specimens have large eyes and claws, as well as smooth bodies. The species comes in two color forms: Blue form crayfish are a dark hue with orange joints and tails, while purple form crayfish are ...

A larger and more venomous species of one of the world's deadliest spiders has been confirmed by Australian scientists. Nicknamed 'big boy', it can grow up to 9cm (3.54 inches) compared with 5cm ...

Researchers have proposed that some wild plant species possess certain attributes which make them more suitable for human cultivation than others. Researchers at the University of Southampton have ...

SYDNEY, Jan 14 (Reuters) - Australian scientists have discovered a bigger, more venomous species of the Sydney funnel-web spider, one of the world's deadliest. The new funnel-web species has ...