Sentence examples for first breeding for from inspiring English sources

A recent study [24] hypothesizes 30 years as the global mean time between hatching and first breeding for loggerheads.

We used a mutation rate of 2% per Myr [31] with a generation time of 2 years, based on age of first breeding for most insectivorous bat species [32].

These included 0.05, 0.10 and 0.15 substitutions/site/MY, and a generation time of 4 years, which is the approximate age of first breeding for giraffes [ 38].

In 2000, the Mérens breed was chosen by Jean-Louis Savignol to launch the first breeding farm for certified organic horses intended for leisure use rather than human consumption.

It is Hackney's first breeding ground for Cetti's warbler.

Sample sizes of clutches and female tree swallows (for first breeding attempt only) between 2004 and 2013.

To convert the population size parameter of the demographic model (N ef * tau) to N ef, we divided the parameter by the generation length of Adélie penguins, which we have estimated at 13.3 years using the formula tau = A + [S/ 1-S ], where A = age of first breeding (estimated at 4.85 for females, [S/ 1-S ]d S = yearly survival rate after reaching breeding age (estimated at 0.894, [ 51]).

This reliability became sufficiently high for publication of breeding values after the first breeding season, i.e. 0.69 for sires with 30 to 60 progeny, and increased up to 0.86 for sires with over than 150 progeny (Table 1).

Fortunately, the six little hogs plucked from the wild in 1996 for the first breeding centre, in Guwahati, co-operated so well that they were soon too big a crowd for their enclosure.

She leased the young, then unproven stallion Khemosabi for his first breeding season in 1969.

Here we present results from a study of a comprehensive set of life history traits (juvenile survival, age at first breeding, annual fecundity, and longevity) for both males and females in a wild, pedigreed, population of red deer (Cervus elaphus).