The team found that three proteins on the sperm join to form a sort of key that unlocks the egg, allowing the sperm to attach ...

A research team from Heinrich Heine University Düsseldorf (HHU) and the University of Bristol (United Kingdom) has examined the schooling behavior of zebra danio (Danio rerio, also known as "zebrafish ...

Cherry Barbs Freshwater fish conservationist Lily Hwang is a fan of vibrant red cherry barbs (Puntius titteya). She says ...

This story appears in the September 2017 issue of National Geographic magazine. For a creature that’s less than one and a half inches long, the zebrafish (Danio rerio) looms large in biomedical ...

The best types of fish for first-time owners are fuss-free, easy to maintain, and hardy. But just because they might be a dream to look after, it doesn’t mean they’re dull. In fact, many of ...

Feeding Frequency: Small freshwater fish typically require daily feedings. However, the amount and frequency of feeding should be adjusted based on their size, activity level, and dietary needs.

Zebrafish (Danio rerio) have been preferred sleep subjects for scientists because they are translucent in their larval state, which is helpful for scanning. In their larval state, they only have ...

New life begins with the meeting of sperm and egg. But how they fuse together has long been a mystery. New research by ...