Venom-containing tentacles refer to the decline of the sea
The blue patrol boats run along the swimming area of the beaches with large nets gliding over the surface of the water. The yellow flag signaled caution, the red flag forbidThe incredible journey of sea turtles
The amazing journey of a green turtle from Indonesia to the Australian waters helps conservationists follow the route of this animal's migration to the Kimberley-Pilbara coast -Abundance of marine life in the past
Before the whale hunt in the 1800s, the waters surrounding New Zealand had about 27,000 head whales - about 30 times the current number of whales.