▁voc alis ations ▁( cro aking ) ▁by ▁large ▁" cho irs " ▁of ▁males . ▁The ▁females ▁are ▁attract ed ▁to ▁the ▁males ▁that ▁produce ▁the ▁loud est ▁and ▁longest ▁calls ▁and ▁enter ▁the ▁water , ▁where ▁the ▁males ▁mill ▁around ▁and ▁try ▁to ▁grasp ▁them ▁with ▁their ▁front ▁legs   — ▁although ▁they ▁may ▁grasp ▁anything ▁of ▁a ▁similar ▁size , ▁such ▁as ▁a ▁piece ▁of ▁wood . ▁The ▁successful ▁male ▁clim bs ▁on ▁the ▁back ▁of ▁the ▁female ▁and ▁gr as ps ▁her ▁under ▁the ▁fore leg s ▁with ▁his ▁nu pt ial ▁p ads , ▁in ▁a ▁position ▁known ▁as ▁am plex us , ▁and ▁k icks ▁away ▁any ▁other ▁males ▁that ▁try ▁to ▁grasp ▁her . ▁He ▁then ▁stays ▁attached ▁in ▁this ▁position ▁until ▁she ▁l ays ▁her ▁eggs , ▁which ▁he ▁fert il ises ▁by ▁sp ray ing ▁s perm ▁over ▁them ▁as ▁they ▁are ▁released ▁from ▁the ▁female ' s ▁clo aca . ▁The ▁court ship ▁rit uals ▁are ▁performed ▁throughout ▁the ▁day ▁and ▁night ▁but ▁sp aw ning ▁typically ▁takes ▁place ▁at ▁night . ▁The ▁females ▁lay ▁between ▁ 1 , 0 0 0 ▁and ▁ 2 , 0 0 0 ▁eggs ▁which ▁float ▁in ▁large ▁clusters ▁near ▁the ▁surface ▁of ▁the ▁water . ▁After ▁m ating ▁the ▁pairs ▁separate , ▁the ▁females ▁will ▁leave ▁the ▁water ▁and ▁the ▁males ▁will ▁try ▁to ▁find ▁another ▁mate . ▁Within ▁three ▁or ▁four ▁days ▁all ▁the ▁females ▁will ▁have ▁laid ▁their ▁eggs ▁and ▁left ▁the ▁water ▁and