Portuguese man-of-war (Physalia utriculus) washed up on a beach. Also known as a bluebottle,this organism is a floating hydrozoan. It consists of a colony of four types of polyps with different functions. This polyp is the gas-filled float. It also has its tentacles trailing behind it (not seen) that inflict a painful sting. Although rare,in severe human cases the victim may suffer cardiovascular and respiratory collapse. Photographed in South Africa | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Douwma, Georgette |
Bildgröße: | 3457 px × 5197 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |