How can you tell an otter from a muskrat?

Muskrats are medium sized rodents that measure 1-2 feet long, while river otters are 2-4 times longer than a muskrat. Additionally, the tails of muskrats are small, slender, and can appear scaled from a distance, while otter tails are longer, thicker, and visibly furred.

How clean is the river wear?

After two centuries of serving heavy industry, the River Wear had become one of England’s most polluted rivers, but in the last decade the river has been subject to a massive clean up campaign, leading to the river being one of the country’s top ten success stories in terms of environmental progress.

How deep do rivers wear?

The usual range of the River Wear at Sunderland Bridge is between 0.25m and 2.20m. It has been between these levels for 90% of the time since monitoring began.

How powerful is a hyena bite?

With a vice-like grip and teeth that can tear through bone and tough meat, hyenas have a bite force of around 1,100 psi. Striped hyenas, the kind we see in India, are mainly scavengers, but are also known to hunt their own prey. With jaws like that, they can tear through carcasses with ease.

Is taking care of an otter hard?

They are considered to be very high-maintenance, as you would imagine. It takes a tremendous amount of time, effort, patience, and experience to house them, provide them with enrichment, and keep them safe and secure. No matter how much you fantasize about them, you must accept the fact that they are not house pets.

Is the river wear clean?

After two centuries of serving heavy industry, the River Wear had become one of England’s most polluted rivers, but in the last decade the river has been subject to a massive clean up campaign, leading to the river being one of the country’s top ten success stories in terms of environmental progress.

What do otters do when in love?

They simply lie on their backs and close their eyes. Of course, it’s much better when you can cuddle someone as well. And sea otters like to lie on their “waterbeds” next to each other, holding hands. So cute!

What is being done to protect river otters?

As with most endangered species, conserving the giant river otter means more than simply making sure its forests aren’t cut down explains Groenendijk: it means dealing with the artisanal, and often illegal, gold mining trade; education and awareness programs for people living near otter families; more research on the …

What is the river wear used for?

When it reaches the city of Durham the River Wear passes through a deep, wooded gorge, from which several springs emerge, historically used as sources of potable water. A few coal seams are visible in the banks. Twisting sinuously in an incised meander, the river has cut deeply into the “Cathedral Sandstone” bedrock.

What river is durham on?

River Wear, river that rises near Wearhead in the county of Durham, England, and enters the North Sea at Sunderland. With headwaters in the Pennines, it flows through Weardale and once entered the sea in the vicinity of Hartlepool, but it was subsequently diverted northward.

Where is wear in england?

Tyne and Wear
Metropolitan and Ceremonial county
Sovereign state United Kingdom
Constituent country England
Region North East

Which animal is the most friendly?

Friendliest Wild Animal: Capybaras One of the very few things in this world on which everyone can agree is that capybaras are the friendliest wild animals on Earth. This giant, wild rodent, is about four-feet-long, and the average capybara weighs about 150 pounds.

Are sea otters and river otters related?

As already mentioned, sea otters and river otters are members of the weasel family which, perhaps surprisingly, also includes badgers, minks, wolverines, skunks, and, of course, weasels.

Are honey badgers related to wolverines?

The wolverine and honey badger are two land-dwelling mammals that are both like weasels, but larger and much more dangerous. The wolverine is a small, stocky creature that resembles a mix between a weasel and a bear, though it is related to the former and not the latter.

Are martens and weasels related?

The Mustelidae (/mʌˈstɛlɪdiː/; from Latin mustela, weasel) are a family of carnivorous mammals, including weasels, badgers, otters, ferrets, martens, minks and wolverines, among others.

Are otters related to whales?

Two Alaska marine mammals are neither pinniped nor cetacean: the polar bear and sea otter. They are both fissipeds, “split-footed” members of the order Carnivora, and are more closely related to terrestrial carnivores, like weasels, than seals or whales.

Are river and sea otters the same?

Found in both saltwater and freshwater, a river otter lounges around riverbanks and swims with its belly down, keeping the majority of its body submerged below the water. Sea otters, conversely, are found only in salt water and rarely go on land.

Are river otters different than sea otters?

Physical Characteristics. River otters are typically about one-quarter the size of sea otters, and they have tails that are longer and more rounded. While sea otters have rear flippers that are much larger than their front feet, a river otter’s limbs are of roughly equal size.

Are seals and dolphins related?

Marine mammals are classified into four different taxonomic groups: cetaceans (whales, dolphins, and porpoises), pinnipeds (seals, sea lions, and walruses), sirenians (manatees and dugongs), and marine fissipeds (polar bears and sea otters).

Are skunks related to weasels?

Classification/taxonomy. Until recently, skunks were considered part of the Mustelid family, related to weasels, otters and badgers. Molecular analysis has shown that skunks should be recognized as a single family, Mephitidae, according to the ADW.

Are stoats and otters related?

Introduction. The family Mustelidae, comprising the stoats, polecats, mink, fishers, wolverines, weasels, martens, badgers, and otters, is the largest family within the order Carnivora.

Are there wolverines in upstate new york?

Wolverines are dramatic animals and were the largest of New York’s mustelids. They are now extinct in the State. They were familiar to trappers because of their propensity to rob traps.

Are there otters in the river thames?

The Environment Agency began national otter surveys in 1977 and have continued every 7 or so years. … Here in the Thames Valley, we first saw otters returning on the Upper Thames, in the west of our region, in the mid 1990s and they have been spreading steadily eastwards since then.

Are weasels and otters related?

Otters, of which there are 13 species, are the most aquatic members of the Mustelidae family of mammals. Also included in this family, and therefore related to otters, are badgers and weasels. All mustelids, as otters and their relatives are known, are entirely or partially carnivorous.

Are whales related to walruses?

Despite the many similarities between killer whales, walruses, and manatees, they are — as surprising as it may sound — more closely related to wolves, cows, and elephants than to each other. They have adapted to the sea in many of the same ways, but they do not share the same immediate ancestors.

Do sea otters make nests?

Otters need easy access to water, so they prefer to den along the water’s edge in the river banks, rock piles or hollow logs. But they sometimes venture up to 1/2 mile away from the water to den if they can’t find suitable shelter, building their nests under human structures such as boat landings.

Do whales and seals have a common ancestor?

From the poles to the equator, marine mammals such as seals, dolphins, and whales, play an important role in global ecosystems as apex predators, ecosystem engineers, and even organic ocean fertilisers.

Do you find any similarities among sea bay and ocean?

Similarities Between Sea and Ocean Most people use the two words: sea and ocean to convey the same meaning as both water bodies are salty and have tides. A sea is seen connected to an ocean like an arm as both are large saline water bodies. Both a sea and an ocean look the same and are often called by either name.

How is the river different from the sea answer?

A river is a naturally flowing body of water which comes from higher areas such as mountains. Seas are much bigger than rivers which are longer and narrower. Seas have salt water while rivers have fresh water.