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phylogeny
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Tentative phylogenetic scheme for the evolution of the human lineage. Solid bars indicate the time ranges during which species are thought to have existed, based on fossil evidence. Dotted lines signify evolutionary relationships between hominin species that have been proposed on the basis of the fossil evidence. homologies of vertebrate forelimbs phylogenetic tree A summary of probable lines of plant evolution. Hypothetical relationships in the animal kingdom. two phylogenies based on the amount of change in macromolecules
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greylag. Flock of Greylag geese during their winter migration at Bosque del Apache National Refugee, New Mexico. greylag goose (Anser anser)
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Tentative phylogenetic scheme for the evolution of the human lineage. Solid bars indicate the time ranges during which species are thought to have existed, based on fossil evidence. Dotted lines signify evolutionary relationships between hominin species that have been proposed on the basis of the fossil evidence.
homologies of vertebrate forelimbs
phylogenetic tree
A summary of probable lines of plant evolution.
Hypothetical relationships in the animal kingdom.
two phylogenies based on the amount of change in macromolecules
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Willi Hennig
German zoologist
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Edward Charles Jeffrey
American botanist

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greylag. Flock of Greylag geese during their winter migration at Bosque del Apache National Refugee, New Mexico. greylag goose (Anser anser)
Biology Bonanza
greylag. Flock of Greylag geese during their winter migration at Bosque del Apache National Refugee, New Mexico. greylag goose (Anser anser)
Biology Bonanza
Diversity among heteropterans. lace bug, termite bug, coreid bug, bat bug, toad bug, water strider, backswimmer, bedbug, stinkbug, water scorpion, plant bug, insects
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