Sentences with phrase «species than small ones»

Not exact matches

Some examples: that «every single organic being around us may be said to be striving to the utmost to increase its numbers»; that «of the many individuals of any species which are periodically born, but a small number can survive»; that it is to a mother's «advantage» that her child should be adopted by another woman; that «no one is prepared to sacrifice his life for any single person, but... everyone will sacrifice it for more than two brothers, or four half - brothers or eight first cousins»; that «any variation in the least degree injurious [to a species] would be rigidly destroyed.»

That is one of the surprising results of the first study to systematically measure the number of neurons in the brains of more than two dozen species of birds ranging in size from the tiny zebra finch to the six - foot - tall emu, which found that they consistently have more neurons packed into their small brains than are stuffed into mammalian or even primate brains of the same mass.

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.

Rather than emerging from one small population, the human species likely evolved from a dispersed, complex network of groups that mixed and mated with each other, scientists report online September 20 in Science.

This is the story of one of the winners, a small, shell - crushing predatory fish called Fouldenia, which first appears in the fossil record a mere 11 million years after an extinction that wiped out more than 90 percent of the planet's vertebrate species.

Such edge fragments are also highly unstable, with one species replacing another in rapid succession, and the trees themselves remain generally smaller than their undisturbed, towering brethren in the interior.

Comparing successful and unsuccessful invaders, he found that in both birds and mammals, big - brained species are more likely to be successful than are small - brained ones (pdf).

The researchers found a small number of cases of multiparasitism, in which more than one tachinid species emerged from a monarch host, which had previously never been reported.

The short - eared elephant shrew is the smallest of the 17 living species of elephant shrew, weighing between less than one - third of an ounce and 1.5 ounces at birth.

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.

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

Heating of 1 degree Celsius would have a smaller impact on metabolism for a cold - blooded, land - dwelling species that lives in the Arctic than on one that lives in the tropics, his study shows.

Protecting places is much less knowledge - intensive and less costly than managing marine species one by one or persuading countries to protect areas one by one (often small areas that fishers care least about).

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 continent has suffered more than a quarter of all recent mammal extinctions, and many other native species survive only as small populations on one or more of the country's thousands of islands.

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

In both species, the head safe site was the smallest one (all p < 0.0001 according to Tukey post-hoc tests, except not significantly smaller than the thorax in B. terrestris: p = 0.057, Fig 2A).

Every species on the route that would lead to birds was smaller than the one before it, the team found.

Linse said she's expecting to find species smaller than the tip of a pencil, with most animals smaller than three centimeters (one inch).

One tip to keeping the rosys: they have comparatively smaller stomachs than other species of a similar size, so always pare down the size of the rodent they eat.

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

The C.N.P. known the over for being one of the most, well - managed parks in Asia, is home for more than 550 varied species of birds, the Great Asian one - horned rhinoceros, the Bengal tiger, the leopard, the sloth bear besides deer, monkeys, crocodiles and other small mammals.

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.

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.

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.