The phrase Dead Clade Walking refers to the fact that some clades (groups) of organisms which survived mass extinctions, either become extinct a few million years after the mass extinction or fail to recover in numbers and diversity.
Read more about Dead Clade Walking: Origin of Phrase, Evidence
Famous quotes containing the words dead and/or walking:
“Only this shimmeriness is the real living. The shape is a dead crust. The shimmer is inside really.”
—D.H. (David Herbert)
“And when we
come to earth the roofs
are made of tiles,
pigeons
are walking on them....”
—Denise Levertov (b. 1923)