Sentence examples for extinct of from inspiring English sources

Most of the species have evolved on the islands, among them about two dozen species (about one-third of them now extinct) of honeycreepers, birds of the family Drepanididae, all derived from a single immigrant form.

The Khoe languages notably the Khoekhoe group, consisting of Nama (officially called Khoekhoegowab) of Namibia, with about 230,000 speakers, and !Ora and Gri (both extinct) of South Africa are the most numerous.

"Such is the economy of nature," Thomas Jefferson wrote, "that no instance can be produced, of her having permitted any one race of her animals to become extinct; of her having formed any link in her great work so weak as to be broken".

E 1 = ( K, 0 ) (extinct of the zooplankton, or phytoplankton-only) is a stable node if K ( 1 − c − d ) < m d and a saddle point if K ( 1 − c − d ) > m d.

(ii) E 1 = ( K, 0 ) (extinct of the zooplankton, or phytoplankton-only) is a stable node if K ( 1 − c − d ) < m d and a saddle point if K ( 1 − c − d ) > m d.   (iii) E ∗ = ( P ∗, Z ∗ ) (coexistence of the phytoplankton and zooplankton) is a positive interior equilibrium, where P ∗ = m d 1 − c − d, Z ∗ = m ( 1 − c ) ( K ( 1 − c − d ) − m d ) a K ( 1 − c − d ) 2,  .

Halting production of the penny wouldn't cause them to go extinct, of course there are many billions in circulation.

The force has come from the discoveries of extinct members of the human lineage of ever greater antiquity.

While asserting the unprovable existence of extinct lines of eukaryotes is unsatisfying, if not unscientific, extinction is commonplace, and the argument seems, on the face of it, irrefutable.

This type of venation was also present in the leaves of extinct members of the Ginkgoales.

It is hard to distinguish between eukaryotic and prokaryotic microfossils let alone prove the existence of extinct lines of protoeukaryotes.

Sometimes they are also the only documentation of now extinct facets of tribal life.