PETBOOK magazine on MSN

Aquarium Without Algae? Why It’s Nearly Impossible–and How to Still Achieve Clear Water

Algae in an aquarium are not a sign of neglect–quite the opposite: In a healthy tank, they are part of the ecosystem. However ...
ucdavis.edu

Reef Fish That Conquer Fear of Sharks May Help Control Excess Algae

Blacktip reef sharks are apex predators in Mo'orea, French Polynesia, where they create landscapes of fear for reef fish. Photo: Mike Gil/UC Davis If there was a top-rated restaurant in a dangerous ...