Its support is disproportionately rural, coming particularly from large farmers, and has suffered as that segment of the population has declined in numbers.
The species has declined in numbers in parts of northern and western Europe since the 1980s due to fewer grassland invertebrates being available as food for growing chicks.
Central Africa's forest elephants have declined in number by two-thirds between 2002 and 2012.
Shad also have declined in number in recent decades, thanks in part to overfishing, said Gerald Barnhart, the director of the New York State Division of Fish, Wildlife and Marine Resources.
At the same time, the Irish Catholics who have predominated here since the turn of the century have declined in number, area residents and real estate agents said.
The resilience of the H.B.C.U.s is even more striking given the fate of women's colleges in the United States, which have declined in number by eighty per cent in the past fifty years.
Suburbanization has brought people into closer proximity with white-footed mice and deer, which carry ticks, and enabled these animals to proliferate; at the same time, the natural predators of deer, like wolves and cougars, have declined in number.
And as we've reported before, visits to Twitter.com have declined in number too, dropping 8% in October 2009.
Since 1770, all Australian quoll species have declined in number owing to habitat loss caused by urbanization.
Whilst other rodents have declined in number, murine rodents have thrived, especially in peri-urban areas.
