Sentences with phrase «mate pair»

They're commonly found in mating pairs, ready to release eggs.

But because all living ferrets share the same ancestry at a kinship level between first cousins and siblings, it very difficult to choose mate pairs.

Other factors, including size and timing of return to fresh water, also determined mate pair reproductive success.

One suggests that with males and females of different sizes, there is reduced competition within mating pairs, as each will be hunting for different - sized prey.

Biologists suggest that most species need at least 20 or so mated pairs in order to remain viable, which increases the number on the boat even more.

They breed so rapidly, producing a new generation every three weeks, that just a single mating pair left behind could quickly repopulate the 700 - acre island off Ventura County.

Mating pairs spent more time copulating if the female did so.

As the snow pack begins to recede across the Sierras, now is the time mating pairs of Yosemite toads seek out pools with the right mix of length and width, depth, vegetation and temperature to bring forth the next generation of toadlets.

This theory says sex evolved because it allows the recombination of DNA between mating pairs so that individuals are produced that carry more than one beneficial mutation.

The researchers then compared reproductive success, defined as the number of adult offspring returns, from three different categories of naturally spawning mate pairs: two wild parents, two hatchery - reared parents, and a hatchery - reared / wild parent pair.

Kletou and his colleagues compiled 24 new sightings of at least 19 individual fish, including mating pairs, which were seen in Mediterranean waters for the first time.

The study shows that as mated pairs of great tits settle down to breed in the spring, they establish their homes in locations close to their winter flockmates.

Mating pairs often exhibit levels of similarity in phenotypic or genotypic traits that differ systematically from the level expected under random mating, produced by assortative mating.

Genetic Analysis Using an Isogenic Mating Pair of Aspergillus fumigatus Identifies Azole Resistance Genes and Lack of MAT Locus's Role in Virulence.

The location, type, and orientation of the inserted elements are identified using mate pairs that map in the vicinity of the insertion site, aligning each unmapped arm to sequences of a defined set of mobile elements.

Structural variations (SVs) are detected by analyzing DNB mappings found during the standard assembly process described above and identifying clusters of DNBs in which each arm maps uniquely to the reference genome, but with an unexpected mate pair length or anomalous orientation.

As a measure, fertility rate is the number of offspring born per mating pair, individual or (Sorted by Zip Code.)

Like Mozart, Brian Wilson is portrayed as both driven and doomed by a talent that was all consuming, saved time and again from the brink of self - destruction by the unwavering commitment of his soul mate pairing.

They're often found in large flocks that can reach over 100 birds, though mating pairs will fly off to find a tree cavity to nest in come breeding season.

Line - breeding uses the pedigrees of dogs to select mating pairs.

Although there has been some reported success keeping mated pairs or sisters from the same litter, many Robos will fight with other Robos.

One hawk is distinctly larger than the other, so there is a good chance that you are seeing a female and a male — possibly one of the resident mating pairs of the Marin Headlands!

We may yetdiscover that all species actually begin with a single mating pair.

Deaths were compensated by births from pseudo-randomly chosen mating pairs.

After comparing the brains of males with offspring with brains of childless males in mating pairs, Kozorovitskiy and Gould found that fathers not only had more connections between neurons in their prefrontal cortex, a region involved in anticipating consequences and attaining goals, but they also had more receptors for vasopressin, a neurohormone linked to social interaction and bonding.

Microfilariae can be seen in whole blood under the microscope; however, their numbers are dependent on the number of mating pairs of adults in the heart.

Can I make striped goats by having mating pairs of goats stare at stripped objects?

Fuxjager's team broadcast the pre-recorded sounds of head slams to mated pairs of downy woodpeckers in the woods nearby.

Both the duration of an individual copulation, and the overall time a mating pair spent copulating, were increased if the female performed fellatio.

It also wanted to release a mating pair currently being held at the Sevilleta Wolf Management Facility in La Joya, New Mexico, if they had pups.

But in June, Alexa Sandoval, director of New Mexico's Department of Game and Fish, declined to issue permits for the release of the mating pair, or cross-fostering pups, arguing that the feds have not provided specific criteria which must be met for recovery of the wolf to be considered successful, nor detailed the steps it must take to get there.

Siamings are best known for their unique songs, and mated pairs will sing long, loud duets.Researchers believe their duets enable pairs to broadcast their close bond, warding off other siamangs who might venture into their territory.

Each flatworm has both male and female sex organs, so a mating pair throws down to decide who will give and who will receive.

The hope is to find a mating pair.

By killing off the others, a mating pair frees itself up to molt — and thus grow — as frequently as possible.

Mating pairs were formed according to an age - dependent mating preference matrix.

The effect of assortative mating is smaller on the X chromosomes than the autosomes because inheritance of the X in males depends only on the mother's ancestry, not on the mating pair.

This plot shows the distribution of mate pairs that support reference allele for MEI events detected by the 1000 Genomes Project that were also detected in the sequenced genome.

As far as marine nano - tanks are concerned, shrimp are a good choice as well; but remember, many of these species will fight over territory, so you may end up with only one specimen or a mated pair.

a mated pair of mallard ducks has nested along the still waters of the creek, which usually flows only at a trickle.

Responsible breeders take into consideration the temperament, as well as the health and appearance of the mating pair before breeding.

One mating pair can regenerate the population very quickly.