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(english) A rock larger than 1 m in its longest dimension; An elasmobranch reproductive behavior where a single male positions his body in front of the heads of the mating pair of sharks and thus presumably aids the 'pectoral grasp' and copulation by keeping the pair from moving forward (Ref. 51126). (See also: cobble, boulder, pectoral bite)
(french) Un roc plus grand que 1 m dans sa plus longue dimension. (See also: cobble, boulder, pectoral bite)
(portuguese) Uma rocha com mais de 1 m na sua dimensão máxima. (See also: cobble, boulder, pectoral bite)

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