This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Biological atlas Plate XXIII . EDIBLE FROG RANA ESCULENTA CONT PLATE XXIII frog Eggt natural six Fi Process of Yelk division of impregnated egg Tx aJkr patiring thrvugh Oviduct tmnaymitj surface of gt CiHaietL Vertical sfxtuni of fff Frog Oiag Feriica Section of KpUhfliurn tide vinv Connec vf Tiatut gt Ytttow elastic