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2 produkter
Rays of the World
Av Gavin J.P. Naylor, Matthias F.W. Stehmann m. fl.
E-bok, 2016
1604 kr
Lägg i varukorg
Rays are among the largest fishes and evolved from shark-like ancestors nearly 200 million years ago. They share with sharks many life history traits: all species are carnivores or scavengers; all reproduce by internal fertilisation; and all have similar morphological and anatomical …
Rays of the World
Av Peter Last, William T. White m. fl.
Inbunden, 2017
1518 kr
Tillfälligt slut
Rays are among the largest fishes in the sea and have colonized all oceans. The first cousins of sharks, rays evolved from early Mesozoic or late Paleozoic shark-like ancestors. They also share with sharks many life history traits—all are carnivores or scavengers—and a multitude of morphological …