Sentences with phrase «species than large ones»

That smaller islands will typically sustain fewer species than large ones is a widespread pattern in nature.

Not exact matches

Spanning nine South American countries and 2.7 million square miles (4.35 sq km), the Amazon is the world's largest forest and is home to more than 120 indigenous groups and one in 10 known species.

In ecology, a keystone species is one whose impacts on its environment are larger and greater than would be expected from one species.

The species is one of the world's largest freshwater fishes, capable of growing to more than 10 feet and upwards of 400 pounds, and is listed as protected by the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) at the Appendix IIspecies is one of the world's largest freshwater fishes, capable of growing to more than 10 feet and upwards of 400 pounds, and is listed as protected by the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) at the Appendix IISpecies of Wild Fauna and Flora (CITES) at the Appendix II level.

Species along the border are, in effect, competing with one another for DHS funding, and the larger animals tend to do better than smaller ones in the competition.

In one of the largest international conservation efforts ever undertaken, the Royal Botanic Gardens, Kew, in London has completed a $ 120 million expansion of its rural outpost in Wakehurst Place to preserve seeds from more than 24,000 species.

One unique species is a quarter - sized pseudoscorpion (see image, above) that is an order of magnitude larger than typical pseudoscorpions.

Large ones provide ecosystem services such as filtering seawater, recycling nutrients on reefs and providing habitat for other species, and are estimated to be able to live for more than 2300 years.

When they examined the canal structures of more than 200 mammal species, the research team found that fast, agile movers — like gibbons and leaping tarsiers — have exceptionally large canals for their size, while slow, deliberate animals like sloths have small ones.

He saw an enormous amount: that small species lay fewer eggs than large ones; that some build webs and some hunt; that some spiders» eggs are parasitised; that spiders «shed a complete skin, not excepting even the jaws»; and that young spiderlings throw out a length of silk and use it to float off on the wind — although he saw this as a hunting technique, a madcap aerial pursuit of winged insects, rather than, as we do now, a means of dispersal.

The new study is the largest of its kind, the researchers say; previously, the largest such study considered less than half the number of genes and less than one - third the number of species.

A small turtle in one location could be the same size or older than a large turtle of the same species in another location, even within a short distance.

The smallest of them are less than one centimetre in body length, while particularly large species can reach to more than 3 centimetres.

«To my knowledge, all the evidence, now a very large amount, supports two species, and no evidence supports one or more than two species,» said Nick Georgiadis, a co-author of the review, and research scientist at the Puget Sound Institute.

Since 1973, the fieldwork at Hadar has produced more than 370 fossil specimens of Australopithecus afarensis between 3.4 and 3.0 million years ago — one of the largest collections of a single fossil hominin species in Africa — as well as one of the earliest known fossils of Homo and abundant Oldowan stone tools (ca. 2.3 million).

Researchers collected more than 55,000 observations of social interactions of spotted hyenas over a 20 year period in Kenya, making this one of the largest to date of social network dynamics in any non-human species.

Far from being a rare, one - off event, Bordenstein's findings suggested that the microbiome has played a larger than expected role in the evolution of new species.

Demonstrate SC administration of medication large animal, small animal, one bird species, one reptile species, one small mammal other than dog or cat, one other species of your choice

One other interesting note about domestic cats is that they hunt more species of prey than any other cat, large or small, in the world.

Catnip is ten times more effective than DEET at repelling mosquitoes Some insects also contain Nepetalactone which may protect them from other insects Large cats such as tigers can also enjoy a little catnip There are 250 species in the mint family Labiatae, only one causes this response in cats Cats can smell very small amounts of catnip in the air, only 1 part per billion

With more than 600 shells from species all over the world this is one of the largest shell collections in the country and attracts visitors and shell enthusiasts from all corners of the world.

Day 8 Take a boat ride on Lake Skadar, a paradise for ornithologists, one of Europe's largest bird sanctuaries with more than 270 species.

Nevertheless, not only are more species sighted at this remote island than at anywhere else on the planet, but this gathering represents one of the largest congregations of wildlife in the world.

Orpheus has some of the most colourful coral outcrops (known as bommies) on the entire Great Barrier Reef, along with more than 1,000 species of reef fish, 340 varieties of hard corals and one of the region's largest collections of soft corals.

In the understated language of science, the new study, in The Proceedings of the National Academy of Sciences, concludes: «This is unfortunate when one considers that for some species - rich areas of the planet, a large proportion of remaining forest is in fragments» smaller than 2,500 acres.

Some marine conservation groups last Friday decried Iceland's final tally of more than 150 whales killed in this year's harvest, including 94 fin whales — the second largest whale and one that is still on some lists of endangered species.

Generally no Sexual Dimorphism but females reported to be smaller than males in two species and larger in one; female brood pouches may be visible through the body wall when distended.

As Jim Owen has pointed out, juvenile plants are at their most metabolically active, and as I have pointed out smaller species are more metabolically active relative to their mass than large ones.

Indeed, one recent study concluded that large - scale deployment of BECCS could result in a greater diminution of terrestrial species than temperature increases of 2.8 °C above pre-industrial levels.

Coral reefs provide food and habitat for other species, including a wide range of fish, and protect coastlines from large waves.3 Reefs such as the one in Biscayne National Park — visited by more than 400,000 people in 2009 — also support tourism.4 More than 100 million people worldwide are directly economically dependent on coral reefs, according to estimates.6

At the other end of the scale from the Bali tiger, the Caspian tiger was one of the largest cat species to ever exist, only slightly smaller than the massive Siberian tiger.