Sentences with phrase «of terrestrial animal»

Although rainforests presently cover only about 2 percent of Earth's land, they harbor about half of the planet's terrestrial species, 18 and the tropics as a whole contain about two - thirds of all terrestrial animal and plant species (Pimm, 2001).

«[This] study has important global implications, because we know early plants cooled the climate and increased the oxygen level in the Earth's atmosphere,» conditions that supported the expansion of terrestrial animal life, says Tim Lenton, an earth system scientist at the University of Exeter in the United Kingdom who was not involved with the work.

It was apparently — based on the eels» behavior — this conductor approaching them, sticking out of the water is apparently sort of the hallmark features of some terrestrial animal that's entered into their domain.

It is also thought to have had the largest bite forces of all terrestrial animals — but until now scientists did not know just how strong its huge jaws were.

During her time in the zoo community, Laura worked with a wide variety of terrestrial animals, including primates, large cats, birds of prey, horses, parrots, tree kangaroos, giraffes, red pandas, and dogs.

Not exact matches

Or how a 500 year old man and his 3 sons were able to construct a 450 foot boat with every kind of terrestrial environment in the world to support every kind of animal in the world.

Finally, the most absurd feature of your scenario is the idea that any extraterrestrial creature would just happen to have, first, DNA as it's basic molecule of biological information storage, second, cellular machinery anywhere remotely similar to what animals on Earth have, and finally, would just happen to be close enough genetically to be able to mix their DNA with the DNA of any terrestrial being, and come out with a viable result.

To figure out the purpose of these patterns, Tim Caro, a biologist at the University of California, Davis, and colleagues collected photographs of 164 terrestrial predators from six families of predators — canids, felids, ursids (bears), mustelids (which include weasels, otters, and badgers), viverrids (which include civets, binturongs, and other catlike animals), and herpestids (mongooses and meerkats).

The wildebeest migration is the largest terrestrial migration on the planet, and others of its kind have largely disappeared as humans have killed off animals or cut off their migration routes.

To produce these efficiency estimates, the research team collected data on variables including feed composition, feed conversion ratios, edible portions and nutritional content of major farmed terrestrial and aquatic animal species.

Using data from several sources on 162 terrestrial animals and plants unique (endemic) to the Albertine Rift, the researchers used ecological niche modeling (computer models) to determine the extent of habitat already lost due to agriculture, and to estimate the future loss of habitat as a result of climate change.

Animals that live in the sea have ratios of carbon and nitrogen isotopes that differ from those found in terrestrial animals, and this isotopic signature is passed on to the people who eaAnimals that live in the sea have ratios of carbon and nitrogen isotopes that differ from those found in terrestrial animals, and this isotopic signature is passed on to the people who eaanimals, and this isotopic signature is passed on to the people who eat them.

In a widely cited paper in 2004, Thomas and colleagues estimated that 15 to 37 per cent of terrestrial plant and animal species will be «committed to extinction» by 2050 (Nature, vol 427, p 145).

The current extinction of many of Earth's large terrestrial carnivores has left some extant prey species lacking knowledge about contemporary predators, a situation roughly parallel to that 10,000 to 50,000 years ago, when naı̈ve animals first encountered colonizing human hunters.

Other fossils had hinted that mammals might not just have been small terrestrial creatures until the demise of the dinosaurs 65 million years ago but the beaver - tailed animal definitively pushes back the date of mammalian adaptation to an aquatic lifestyle by at least 100 million years.

The scientist from Tübingen reached the conclusion that, on the one hand, modern man was the cause of these giant terrestrial animals» extinction, and on the other hand, humans took over part of the animals» ecosystem functions.

Indeed, when it comes to walking, penguins expend twice as much energy as any other terrestrial animal of the same size.

Even though we still haven't found the exact origins of land animals, this brings us closer to a more robust understanding of the transition from aquatic to terrestrial lifestyles, says Daeschler.

Therapsids roamed the Earth and dominated terrestrial ecosystems well before dinosaurs and are known from all continents in the world, but South Africa has by far the most diverse and long - ranging record of this important group of animals.

Howler monkeys are about the size of a small dog, weighing around seven kilos, yet they are among the loudest terrestrial animals on the planet, and can roar at a similar acoustic frequency to tigers.

«Terrestrial animals like antelopes and gazelles, elephants and rhinos and giraffes — all these bones show very similar fracture and breakage patterns as Lucy,» adds paleoanthropologist Donald Johanson of ASU, co-discoverer of Lucy.

A different perspective comes from Daniel Sol of the Center for Terrestrial Ecology and Applied Forestries in Barcelona, Spain, who studied the introduction of animals to new habitats.

Unlike the full - color environment that humans and other terrestrial animals inhabit, fishes live in a world that is predominantly blue because, with depth, water quickly absorbs the majority of the visible light spectrum.

This suggests that brain sleep dates back at least to the evolution of the amniotes, that is, to the beginning of the colonization of terrestrial landmass by vertebrate animals.

Ice - free areas of Antarctica — home to more than 99 per cent of the continent's terrestrial plants and animals — could expand by more than 17,000 km2 by the end of this century, a study published today in Nature reveals.

Furthermore, the motion of a bone in the fishes» throat, known as the hyoid, closely resembles that of other terrestrial animals, especially newts, which use true tongues to eat.

«This is the only example in terrestrial vertebrates where... animals act as if they are aware of when they are toxic and when they are not,» says Burghardt.

While all the dinosaurs we know of were terrestrial animals, they were occasionally washed out to sea by floods.

For those not wishing to pursue a vegetarian diet, it makes more sense to eat farmed seafood than meat from terrestrial farm animals, both for their own health and that of the environment.

As no other taxonomic group contains terrestrial animals in the size classes of the large modern mammals, the functional loss of large mammals can rarely be compensated, leading to permanent ecosystem changes [49].

This remarkable ability has allowed them to become one of the most abundant animals in the terrestrial tropics, and they've got their gut bacteria to thank.

It's the first time that scientists have ever seen such a thing in a jawed terrestrial animal — an observation that's filling a gap in our understanding of how these features evolved.

During the Mesozoic, drifting continents and fluctuating sea levels created a dynamic global system, influencing the distribution of animals and the evolution of terrestrial ecosystems.

Researchers believe this important adaptation — which occurred 12 millions of years before the appearance of fully terrestrial animals — may have led in turn to larger brains, capable of planning strategies instead of just reacting to visual stimuli.

A terrestrial animal about the size of a large ground squirrel, Megaconus was likely an omnivore, possessing clearly mammalian dental features and jaw hinge.

Terrestrial predators can modulate the energy used for prey capture to maximize efficiency, but diving animals face the conflicting metabolic demands of energy intake and the minimization of oxygen depletion during a breath hold.

«Our results show the ancestor of land plants was alive in the middle Cambrian Period, which was similar to the age for the first known terrestrial animals,» said co-lead author Mark Puttick from the University of Bristol in the statement.

Terrestrial Animal Health Code of World Organisation for Animal Health defines animal welfare as «how an animal is coping with the conditions in which it Animal Health Code of World Organisation for Animal Health defines animal welfare as «how an animal is coping with the conditions in which it Animal Health defines animal welfare as «how an animal is coping with the conditions in which it animal welfare as «how an animal is coping with the conditions in which it animal is coping with the conditions in which it lives.

Long - distance extraterritorial movement by terrestrial mammalian predators is energetically expensive and physiologically stressful10, 11, and exposes journeying animals to the risk of aggressive encounters with conspecifics12.

I do hope that someday the international ban might be lifted, both because I fear for the wellbeing of wild salamanders around the planet and because my favorites are two European animals: the fire salamander (Salamandra salamandra), a terrestrial animal of vivid black and yellow coloration and an outgoing temperament, and the crested newt (Triturus cristatus), an aquatic newt in which the males develop a spectacular Godzilla - like crest when in breeding mode.

Current research focusing on terrestrial animals includes several studies on the island fox, one on the role of deer mice in affecting vegetation community recovery, and one on the response of lizards to the removal of rats on Anacapa.

I consider myself fortunate to have visited many special terrestrial and underwater settings as well as to have encountered a variety of threatened and endangered animal species in the ocean during the 25 years that I have been making images.

Its purpose is to provide global, collection - based occurrence and taxonomic data for marine and terrestrial animals and plants of any geological age, as well as web - based software for statistical analysis of the data.

In his new book, «Beyond Words,» Safina divides his time between the marine and terrestrial worlds, examining animals» intelligence and feelings both through the lens of science and simply through wonder - filled observation.

Soil water is perhaps the most precious resource of the Earth because if it becomes destroyed or disappear there will be neither food nor water for terrestrial plants and animals like people.

Changes in terrestrial plant and animal species ranges are shifting the location and extent of biomes, and altering ecosystem structure and functioning.

According to Vaclav Smil, humans and their domestic animals now account for a breath - taking 97 per cent of the biomass of all terrestrial vertebrates.

This includes aspects of the terrestrial biosphere: global food production, rice cultivation, and animal farming, as well as waste disposal.

In other words, if all of the terrestrial carbon today (in forests, animals, soils, etc.) were converted to carbon dioxide and returned to the global inorganic carbon pool, the change in the global carbon isotopic ratio would only be a third as big as that observed during the PETM!

Front Matter (Foreword, Table of Contents, Executive Summary, and Introduction) Chapter 1: Climate Models and Their Limitations Chapter 2: Forcings and Feedback Chapter 3: Temperature Chapter 4: Cryosphere Chapter 5: Extreme Weather Chapter 6: Terrestrial Animals Chapter 7: Terrestrial Plants and Soils Chapter 8: Aquatic Life Chapter 9: Human Health Effects Appendix 1 Appendix 2 Appendix 3 Appendix 4 Full Report