Sentence examples for breeding numbers from inspiring English sources

It says breeding numbers of redshanks have fallen by 93 per cent and curlews by 60 per cent.

But I was reading somewhere that, between natural predation and petrochemical spills and whatever, we need to, like, quadruple our breeding numbers for species survival.

Its breeding numbers total 13 to 21 million birds, perhaps more, with 4.0 to 8.4 million in western North America and 1.2 million in eastern North America.

In the south of England and the Midlands, breeding numbers are decreasing, though they are holding out well and even increasing in parts of northern England and Scotland.

Since 1982, the UK's Seabird Population Indicator – based on breeding numbers for 13 species of seabird from a handful of colonies – has declined by 22%, with most of this decline taking place over the last 10 years.

State gaming revenues have helped fuel improvements to purses (up 5percentt from 2013 to 2014) and breeding numbers (2.1percentt of the U.S. foal crop in 2013 compared to 1.7percentt in 2012).

Effective breeding number.

Breeding huge numbers of crocodiles was one of those projects that seemed like a good idea at the time.

Although, even here, breeding wader numbers have declined, the Uist machairs still support important populations not only of these two species but also of dunlin and redshank.

Lighter hair colors, which started as rare mutations, became popular for breeding, and numbers increased dramatically, according to the research, published under the aegis of the University of St .Andrews.

Yet, both factors are interlinked and it remains uncertain whether autumn-sown cereals reduce breeding bird numbers also in the structurally complex arable farmland of northern Europe.