Sentence examples for two nestlings from inspiring English sources

Lack answered this question by performing the experiment of adding one or two nestlings to the nests of certain pairs so that, instead of the normal two or three young, they would have to rear four or five.

Three of the specimens (two nestlings and one egg) were collected in 2005, 2007 and 2008 from a particular territory.

Two "nestlings" were collected by N.A. Severtsov [17] on the upper parts of the Ili river, located on the territory of modern day China, however, the late data of registration (August 28) suggests that these individuals were rather well flying juveniles, which could have been migrant individuals.

Maternity of the social female was confirmed by the microsatellite data for all but two nestlings (see Vedder et al. 2010a).

To do so, we performed a brood size manipulation experiment in the study population: broods hatched on the same day were matched in triplets, and part of the hatchlings were exchanged among broods of each triplet to create one brood reduced by two nestlings, one control brood (i.e. non-manipulated number of nestlings) and one brood enlarged by two nestlings within each triplet.

On the second day after hatching, broods hatched on the same day were matched in triplets, and we experimentally manipulated brood sizes by transferring two nestlings from nest A, the reduced brood size nest, into nest B, the control nest, and two nestlings from nest B into nest C, the enlarged brood size nest.

(Monday Update: The hawk watchers are sad to report that all three nestlings are now believed to be dead. We have more details at this link).

Three nestlings born in recent weeks to red-tailed hawks in the south end of Riverside Park are believed to have died.

"We've often gotten five nestlings in a clutch" -- the number of eggs a bird produces in one nest at a time -- "and two clutches in a season".

A bluebird family of five nestlings requires 125 grams of arthropods per day, and bluebird pairs can produce two broods per year.

Of the ten nestlings that were examined, all were suspected to have been harmed by junk, and two were certainly killed by it.