Dein Suchergebnis zum Thema: danger

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

Atlantic Guitarfish Rhinobatos lentiginosus Guitarfish look somewhere between a shark and a ray, with the dorsal and caudal fins on the back half of its tubular body, and a narrow pectoral disc at its head. The Atlantic guitarfish is one of the smallest, growing to almost 30 inches, and gray
Danger to Humans The Atlantic guitarfish is considered harmless to humans.

Caranx ruber The bar jack is a classically almond-shaped silvery fish with greyish-blue tints to it. It looks like other jacks, but gets its name from the distinguishing dark bar that runs down its back and into its caudal fin (tail), usually accompanied by a bright blue stripe. These schooling f
Danger to Humans The majority of cases of ciguatera poisoning in St.

Native Flora Flora changes from macroalgae in fresh and brackish waters to seagrass and mangroves as salinity increases. The freshwater habitats of the Everglades are dominated by marsh and slough flora, however the flora changes moving downstream where the freshwater mixes with seawater. Tran
endangered species: a species in danger of becoming extinct that is protected by

Acanthurus chirurgus This pancake-shaped reef fish is blue-gray to brown colored with thin, dark bars down its sides. It is sometimes offered as a fresh catch locally, but can cause ciguatera poisoning in humans. Handle with care during an encounter because of the sharp spines hidden in the c
Danger to Humans An unwary human who tries to handle the doctorfish risks the chances

Mycteroperca bonaci This oblong reef fish has small eyes over a protruding lower jaw, and a continuous dorsal fin that leads back to its square caudal (tail) fin. It’s an olive gray color with dark blotches and bronze hexagonal shapes on its head and sides. Like most groupers, these all start out
Danger to Humans There have been reported cases of ciguatera from human consumption

Yellowtail Snapper Lutjanus chrysurus This common snapper prefers schooling in small groups in and around reefs in the Western Atlantic. It has a distinct yellow lateral line that starts off narrow near the eye and widens as it reaches the forked, yellow caudal fin. It has blue-ish or olive
Danger to Humans There have been reports of ciguatera poisoning from human consumption

Bluntnose Stingray Dasyatis 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
Danger to Humans The bluntnose stingray is non-aggressive and poses little threat

Insects of all stripes are in the midst of a vanishing act, a catastrophic sleight-of-hand occurring so rapidly that scientists can’t keep up. Things get even trickier when you consider that insects have a complex life cycle with eggs, larvae, pupae and adults. Are they all disappearing at equal rat
Life on Earth Unique dove species is the dodo of the Caribbean and in similar danger

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