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|1||GHoward||100%||0:20.7 min.||13 Feb, '19|
|2||Greene427||100%||0:20.8 min.||13 Feb, '19|
|3||mr_roboto||100%||0:23.4 min.||2 Apr, '14|
|4||ohhhhhkillem23||100%||0:23.8 min.||2 Apr, '14|
|5||swag_master||100%||0:24.2 min.||13 Mar, '13|
|6||sgunn8||100%||0:24.6 min.||14 Feb, '19|
|7||dhampton||100%||0:25.6 min.||23 Feb, '15|
|8||TheStrud||100%||0:25.7 min.||13 Mar, '13|
This is an online quiz called Male Crayfish Internal Anatomy
There is a printable worksheet available for download here so you can take the quiz with pen and paper.
When fighting for a mate the male crayfish will often lose a claw or leg, but he can grow a new one. This is called regeneration.
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