<prompt> Translate the following text to EnglishKwa kuzingatia mkia wa mwerezi huo unaofanana na ule wa chungu na sifa nyingine za majini, Lee na Caldwell wanadokeza kwamba nyoka hao wa zamani walirudi ndani ya maji, wakapoteza miguu yao, kisha wakarudi nje.  <response>: Noting the fossils eel-like tail and other aquatic attributes, Lee and Caldwell suggest that these proto-snakes retreated into the water, shed their legs, then slithered back out. 