What is a tropical depression?

Tracking the Tropics: Tropical depression increasingly likely in the Atlantic, NHC predicts

Explaining The Ocean on Instagram: "archerfish are small tropical fish best known for their unique hunting skill: they can shoot precise jets of water from their mouths to knock insects and other prey off branches or leaves above the water. they use their sharp eyesight to aim, adjust for the way light bends at the water’s surface, and then spit with enough force to bring the prey down. they usually live in brackish waters like mangroves and river mouths in southeast asia and australia. their ac