These shallows around the equator are excellent nurseries.
They're warm, calm, and contain very few predators.
The playful calf is now drinking five hundred liters of milk a day, but his mother must starve.
There is nothing for her to eat here.
Like many tropical shallow seas, these crystal clear waters are virtually lifeless.
They receive year round sunlight, but they lack the nutrients essential for the growth of plankton.
The mother will be trapped here for the next five months
until her calf is strong enough to make the journey to the feeding grounds, near the poles.
Coral reefs are oases in a watery desert.
Most tropical shallows are barren,
but these coral havens contain one quarter of all the marine life on our planet.