Science
Billions of Blue Jellyfish Wash Up on American Beaches during 2015
The animals known as "by-the-wind sailors" stay out on the open ocean—until the winds change
In recent weeks, about a billion jellyfish-like "purple sailors"...
The Great Benguela Current
Ocean Currents
The sea is subject to the transport of enormous masses of water moving continuously in one set direction. These large ‘rivers’ of...
The Argonaut or the Paper Nautilus.
Amongst tidal debris there sometimes appears a thin papery shell, bearing on its white surface a ribbed pattern like that which shore currents...
Cheerful and chirpy Oystercatchers
The Oyster-catcher ( AFR: Swattobie) is one of those birds that cannot be confused with any of its neighbours, for its brilliant black...
What’s the strongest material produced by animals?
Animals can produce incredibly strong substances - so who makes the toughest?
Spider silk, long the strongest known biological material, was recently knocked off...
Marine Tourism
Red Tide, Blue Tide: Bioluminescence in the Ocean
Red tides, which often contain harmful algal blooms , are caused by chemical reactions that occur between algae and other substances.
Red by day, blue...
Kitchen secrets of Ancient Mariner Cooks
The most reliable ships in the world in the 14th and early 15th century, and by far the biggest, were the Chinese junks.
An...
Elusive leopard kill 33 penguins at Stony Point
Betties Bays’ elusive but well-loved leopard created havoc at the African penguin colony at Stony Point last week. Social media buzzed with excitement...
Can white sharks see in murky water?
SHARK EYESIGHT
A shark's eyes are almost completely different sides of its head, so the shark has a nearly 360-degree field of Vision. However,...
Iconic breaching is not the only way white sharks hunt for their prey
A Dyer Island Conservation Study in Gansbaai Sheds Light on Great White Hunting Behaviour
When we think of great white hunting behaviours, the iconic...
