Sentence examples for birds with small from inspiring English sources

The proportion of the two forms in the birds' genome changed as a result of the better survival of birds with small beaks.

Not so in this cheery antipodal world where dot-eyed birds with small yellow triangular beaks pop out of a magical hat floating at sea.

Some birds with small feet, such as swifts, hummingbirds, bee-eaters, and many hornbills, use their feet only for perching and rarely walk at all.

A few years ago, half a world away in Texas, speculators drove up the price of emus -- ostrichlike birds with small brains and long blue necks -- in hopes of a booming market for emu meat and leather.

Ms. Hernandez speaks with affection of the Poet of Central Park, who has given her the snapshots of the park in the four seasons that hang on her walls and poetry on scraps of paper; of Lady Madeleine, sometimes known as Sister Madeleine, who feeds the squirrels; of the pigeon lady who feeds the birds with small packages of expensive trail mix.

Even in birds with small bills, he says, there's evidence that "the bill is still a site of heat exchange and therefore under some selective forces in terms of thermoregulatory constraints".

For some reason, male birds with smaller penises had more offspring than other birds.

"What's the effect on birds with smaller populations and ranges?" he says.

That could let birds with smaller brains gradually make up a larger part of the population, Møller predicts.

As one species evolves slightly larger beak sizes, the other species is likely to experience selection favoring birds with smaller beak sizes, which allows them to access a resource with less competition.

Birds with smaller brains relative to their body size were shot more often, as were larger individuals (which offer a bigger target), and males (perhaps because of their brighter colors).