Dein Suchergebnis zum Thema: danger

Tetronarce nobiliana This large ray has an oval pectoral disc, two lobed dorsal fins on its stout tail, and a large caudal (tail) fin, all dark gray-brown on top and light underneath. Kidney-shaped electric organs on either side of its head are barely visible in the pectoral fins, but can deliver
Danger to Humans A large adult Atlantic torpedo can deliver a painful and stunning

Pyrrolizidine alkaloids are as bitter and toxic as they are hard to pronounce. They’re produced by several different types of plants and are among the leading causes of accidental death in cattle. Plants that contain these alkaloids have made it very clear they don’t want to be consumed, but that
If bella moths perceive themselves to be in danger, they exude a frothy sphere of

The saying “Birds of a feather flock together� is being given new meaning by a study published in the Philosophical Transactions of the Royal Society b. Flocking birds often travel in groups made up of a single species, in which individuals are nearly indistinguishable from one another, as noted by
For small to medium flocking birds, the biggest source of danger comes from above

The human environmental footprint is not only deep, but old. Ancient traces of this footprint can be found in animal bones, shells, scales and antlers at archaeological sites. Together, these specimens tell the millennia-long story of how humans have hunted, domesticated and transported animals,
of hutia, several species of which are currently vulnerable to extinction or in danger

For Florida Museum of Natural History collection manager Rob Robins, biodiversity is something of a family theme. With his father a renowned ichthyologist, his mother an ichthyologist who sacrificed career for family and his wife a wildlife biologist, Robins has always been surrounded with th
Life on Earth Unique dove species is the dodo of the Caribbean and in similar danger

Leucoraja ocellata These somewhat nocturnal skates have rounded snouts and lobed pectoral and pelvic fins, all light brown and covered in dark spots on top, and white with brownish blotches underneath. They reside in the northwestern Atlantic coastal region, generally in shallows to 300 feet d
Danger to Humans This skate is considered harmless to humans.

Hexanchus nakamurai This slender deep-water shark has a small dorsal fin far along its back, large reflective green eyes, and six gill slits rather than the usual five that most sharks have. It is usually dark to light gray on top, fading to white underneath, and usually grows to from 5.5 to unde
Danger to Humans This shark is not considered dangerous to humans primarily due

Hypanus say This medium sized stingray (growing to 39 inches wide at most) has the classic rounded diamond shaped disc but a distinctively blunt snout, with a tail one and a half times its body length bearing a serrated venomous spine. It is yellowish to light gray on top, with a white or gray un
Danger to Humans The bluntnose stingray is non-aggressive and poses little threat

Rhizoprionodon acutus This small requiem shark has the typical coloring of grey on top and white underneath, and grows to a slender 5 to 5.5 feet long. It has a distinctly pointed snout and large eyes. It is an abundant in-shore shark that is popular for subsistence and commercial fishing. Despit
Danger to Humans The milk shark is harmless to humans due to its small size and

Echinorhinus brucus This short, stout shark is suited to its life as a deep-sea dweller. It lacks the classic prominent ’shark‘ dorsal fin, having two small dorsal fins placed far back on its body, and most of its other fins are small and set back, including an asymmetrical caudal (tail) fin. Is
Danger to Humans The bramble shark is harmless to humans.