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Most girls begin puberty between ages 8 and 14, with an average of 11. Girls develop more quickly than boys and most finish puberty within four years. Most boys begin puberty between ages 9 and 14 ...

Aim To investigate the predatory behavior of the ciliated microeukaryote Frontonia leucas (Ehrenberg, 1833) in aquatic environments in the semiarid region of Brazil. Objetivo Análise do comportamento ...