Sentence examples for breeding years from inspiring English sources

He was past his breeding years and very close to death.

The number of Andean bears is shrinking because zoos scaled back breeding years ago and the population has become too old to reproduce.

In breeding years, the loud booming calls of the males at their mating arenas made it easy for Māori hunting parties to track the kakapo down, and it was also hunted while feeding or when dust-bathing in dry weather.

For five environmental cues acting at a cohort (yearly) level (Table 1, nrs. 1, 7, 8, 10, 11), we calculated the corresponding mean annual environmental values Ei for each year i, where "i" ranges from 1 to 41 (i.e. the number of breeding years in the dataset); we then calculated the median value ME of all values of Ei.

First, from the second generation, both females and males older than one year old were considered as mature for breeding and a male could be mated during at most two breeding years.

Their core unit was the immediate family consisting of a pair and juveniles from up to two consecutive breeding years.

They are prolific breeders capable of breeding year-round in parts of their range and produce multiple broods, up to four broods per year.

Bilbies are capable of breeding year-round and have one of the shortest mammalian gestation periods; females may have up to four litters within a single year.

Within a breeding year, however, crested auklets are monogamous, with only 10% of the population having extra-pair copulations.

Whether there is a specific mating season is uncertain, though in terms of sperm production males are capable of breeding year-round.

The result was a catastrophic breeding year.