In the meantime, however, there are more and more niche pets taking centre stage, as evidenced by the many photos that aquarium owners post nowadays on Facebook and Instagram. “A blue crayfish ...

Crayfish are also known as crawfish or crawdads. Looking through the aquarium pets, the team found several brightly colored and familiar-looking crayfish, the study said. These animals had been ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. When a team of scientists studying the brightly colored and common ...