by Leonard Ho | Feb 20, 2017 | Advanced Aquarist
Yup. Sex. A new study finds that boy guppies spend almost half their waking lives chasing after girl guppies, and it comes at a great cost. Males kept in company of females suffer three times higher mortality rates compared to males kept only with other males. by Leonard Ho | Feb 16, 2017 | Advanced Aquarist
Don't cheat by googling. Do you know what the world's smallest freshwater and saltwater fishes are? And just how tiny are they? If it helps: All the contenders are tropical. by Leonard Ho | Feb 14, 2017 | Advanced Aquarist
Here's five minutes of splendid relaxation courtesy of Mr. Chirilov. I'm only going to mess up this beautiful aquascape with my bumbling words, so I'll just be quiet now. by Leonard Ho | Feb 13, 2017 | Advanced Aquarist
Well, something similar at least. A new study has found that the Daffodil Cichlid uses its pee to communicate aggression and sort out dominance. by Leonard Ho | Feb 10, 2017 | Advanced Aquarist
Flashlight fish are very cool reef fish, but they're cave-dwellers so humans rarely get a glimpse into their cryptic world. They possess bioluminescent sacks under their eyes. Researchers now know how flashlight fish use their flashlights. by Leonard Ho | Feb 8, 2017 | Advanced Aquarist
Researchers have described two new Sueviota species: Sueviota tubicola (AKA the "tube worm goby") from Papua New Guinea and Sueviota pyrios (AKA the "sun chariot goby") from the Red Sea.