SHARKS
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https://en.wikipedia.org
- Notation: None
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- https://en.wikipedia.org (https://en.wikipedia.org/wiki/Chondrichthyes) (8 clicks)
They are jawed vertebrates with paired fins, paired nares, scales, a heart with its chambers in series, and skeletons made of cartilage rather than bone.
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- http://www.gma.org
- Notation: None
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- http://www.gma.org (http://www.gma.org/fogm/Chondrichthyes.htm) (11 clicks)
CARTILAGINOUS FISHES. CLASS CHONDRICHTHYES
The Shark and Skate Tribes, and the Chimaeroids.
PECES CARTILAGINOSOS. CLASE CHONDRICHTHYES
Las tribus del tiburón y del patín, y los quimioides.
The Shark and Skate Tribes, and the Chimaeroids.
PECES CARTILAGINOSOS. CLASE CHONDRICHTHYES
Las tribus del tiburón y del patín, y los quimioides.
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http://elasmo.org/
- Notation: None
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- http://elasmo.org/ (http://elasmo.org) (19 clicks)
The American Elasmobranch Society is a non-profit organization that seeks to advance the scientific study of living and fossil sharks, skates, rays, and chimaeras.
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