One bright note was the discovery in 1994 of the Wollemi pine (Wollemia nobilis), one of the world's oldest and rarest tree species, about 120 miles (200 km) northwest of Sydney.
We humans emerged as a species about 200,000 years ago.
Australia probably has between 200,000 and 300,000 species, about 100,000 of which have been described.
Extinction pundits cited the rare golden Vizcacha rat as a typical endangered species about to go extinct ("Extinction Turns Out to Be a Slow, Slow Process," Oct. 24).
There are several thousand known mineral species, about 100 of which constitute the major mineral components of rocks; these are the so-called rock-forming minerals.
The teleosts comprise some 30,000 species (about equal to all other vertebrate groups combined), with new species being discovered each year.
It is a winter home for ducks and geese and a sanctuary for hundreds of other bird species; about 20 species are year-round residents.
The order includes more than 400 species, about 20 of which provide more than one-third of the world fish catch.
In response to Mr. Perdue's complaints, the corps has agreed to consult the federal Fish and Wildlife Service, which protects endangered species, about modifying flow requirements in the Apalachicola River.
American trainers, imbeds and support units left behind with no combat units to protect them would become an endangered species about as quickly as it takes for the commander-in-chief to say, "Bring them home".
Through the photograph I was joined to him across a hundred and ten years — and joined to an argument, as old as the species, about the effect of fatherhood on those of us who are fathers.
