Sentences with phrase «from land mammals»

United Kingdom About Blog Meet wild animals in their natural environments - from land mammals, birds and marine animals to reptiles and insects.

United Kingdom About Blog Meet wild animals in their natural environments - from land mammals, birds and marine animals to reptiles and insects.

United Kingdom About Blog Meet wild animals in their natural environments - from land mammals, birds and marine animals to reptiles and insects.

«At the Norje Sunnansund settlement, outside Sölvesborg in Sweden, you can see that just over half of the protein intake has come from fish, ten per cent from seals, and around 37 per cent from land mammals, such as wild boar and red deer, and scarcely three per cent from plants such as mushrooms, berries and nuts,» says Adam Boethius.

For example, scientists predicted that if whales evolved from land mammals, they should find intermediate fossils that show whales with feet.

Not exact matches

Some notable examples are the transitions from reptile to mammal, from land animal to early whale, and from early ape to human

And unlike large land mammals in the region, whose dispersal northward was blocked by two broad rivers, these semiaquatic otters and their kin were able to spread unhindered; fossils of a similar species from approximately the same era have been unearthed at another site about 1400 kilometers to the northeast.

To learn more about how these groups of land mammals took on their characteristic girth when they turned aquatic, the researchers compiled body masses for 3,859 living and 2,999 fossil mammal species from existing data sets.

Fences allow lions and other wildlife to survive on fragments of land on which it would otherwise be impossible to conserve large mammals because they keep big animals from coming into conflict with humans, livestock and agriculture.

Mortelliti, who holds degrees from the La Sapienza (University of Rome), is an Assistant Professor in Wildlife Habitat Conservation at the University of Maine, where his lab's research is focused on the impact of land - use change on vertebrate species (mammals and birds).

Researchers at the National Oceanic and Atmospheric Administration's (NOAA) Alaska Ecosystems Program announced findings this week that may explain what the marine mammals are looking for when they swim hundreds of kilometers from land in search of food.

The fossil, taken from amber mines in Myanmar, dates 97 - 110 million years ago to the early - to - mid Cretaceous, when the land was still dominated by dinosaurs and conifers, but the earliest flowering plants, grasses and small mammals were beginning to evolve.

«On the island of Gotland, which did not have any land mammals apart from hares, the percentage of fish in total protein consumption was even higher at just under 60 per cent.

On land, the capacity of animals to carry nutrients away from concentrated «hotspots,» the team writes, has plummeted to eight percent of what it was in the past — before the extinction of some 150 species of mammal «megafauna» at the end of the last ice age.

A new study shows that these whales and outsized land mammals — as well as seabirds and migrating fish — played a vital role in keeping the planet fertile by transporting nutrients from ocean depths and spreading them across seas, up rivers, and deep inland, even to mountaintops.

Ripple's team focused on just the 1169 land mammals listed as «threatened,» noting which were most at risk from hunting, whether for meat, medicine, or the pet trade.

The 301 species in the most danger from hunting include more than 60 % of all land mammal species weighing more than 1000 kilograms, such as rhinos and hippos.

Much like today's marine mammals, marine reptiles evolved from land - living ancestors and were air - breathing.

Like modern - day marine mammals, which also returned to the sea from life on land, they were air - breathers.

Berenbrink and Campbell systematically analyzed the genes and available information for all mammalian myoglobins, including those from deep - diving species, and found that the myoglobins from aquatic mammals had large positive surface charges compared with those from land animals.

He re-told the familiar tale of the evolution of land animals from ancient fish, and then considered the return of various groups of reptiles, birds and mammals to an aquatic existence: ichthyosaurs and plesiosaurs, crocodiles, sea - snakes, penguins, whales, dolphins and porpoises, manatees and dugongs, and seals — as well as polar bears, otters and water voles, who hunt in water.

«The pattern of co-occurring species remained stable through the evolution of land organisms from the earliest tetrapods through dinosaurs, flowering plants and mammals,» said Anna K. Behrensmeyer, a paleobiologist with the Smithsonian's Museum of Natural History and a co-author of the study.

Soon, plant - eating animal life followed (including Arthropods such as the scorpion - like Eurypterids that moved from marine waters into brackish then fresh water — some species becoming amphibious and emerging onto land for part of their life cycle after becoming capable of breathing in both water and air — which eventually evolved into insects, and finally, by 379 million years ago, animals with backbones known as «vertebrates» which evolved from Fishes that moved onto land to evolve into Amphibians and eventually into Reptiles, Dinosaurs, Birds, and Mammals — Niedzwiedzki et al, 2010).

Although specimens of fishes, marine reptiles, non-avian dinosaurs, birds, and mammals of this age have all been recovered from this now - frozen continent, most fossils, especially those of land - living species, are fragmentary and poorly informative, and a number of major vertebrate groups that likely once lived in Antarctica (e.g., amphibians, crocodilians) have yet to be discovered at all.

Truth: Throughout the world, primitive peoples sought out and consumed fat from fish and shellfish, water fowl, sea mammals, land birds, insects, reptiles, rodents, bears, dogs, pigs, cattle, sheep, goats, game, eggs, nuts and milk products (Abrams, Food & Evolution 1987).

«Days» are millions or billions of years, and as the creatures of the planet enter the telling, they progress in a time - lapse sequence of evolution from one - celled organisms in the water to mammals crawling on dry land.

There are other land - based pathogens like Sarcosystis (from opossums), that have a similar host range in marine mammals.»

«Identifying the threads that connect these parasites from wild and domestic land animals to marine mammals helps us to see ways that those threads might be cut... by, for example, managing feral cat and opossum populations, reducing run - off from urban areas near the coast, monitoring water quality and controlling erosion to prevent parasites from entering the marine food chain.»

This parasite is also killing off rare and endangered marine - mammals along all coastlines and inland river - otters from cats» T. gondii oocysts in run - off from the land, the oocysts surviving even in saltwater.

A distressed sea lion found near Hooper Beach on Monday is in good hands after it was rescued by officials from the Marine Mammal Center in Moss Landing.

Ranganathittu — 140 KM away Ranganathittu is a thriving breeding and nesting land for numerous reptiles, mammals, and migratory birds that flock here from places as far as North America and Serbia.

While the land wildlife is slightly limited, there being only one large, naturally predatory, and native mammal, the small island fox, marine life can include anything from kelp forests to great white sharks.

From Cusco, you can also combine the Cloud Forest with tours to the lowland Manu rainforest to see Giant Amazon Otters, several different monkeys, colorful macaws and a good chance of seeing jaguar and tapir, South America's largest land mammal.

Daily Mail: From a barren piece of land in 2004 to a lush - green sanctuary hosting birds, mammals, reptiles, rare ayurvedic plants, butterflies and other insects, the Aravalli Biodiversity Park is the most incredible ecological transformation that Delhi has seen so far.