In early embryos, snake development diverges from lizards in both shape and position, followed by timing differences in later stages," explains the first author of the study, Doctoral Researcher Joni ...
New findings add a surprising twist to the already complex mechanism that determines whether reptile embryos develop to be males or females. An egg-laying lizard found in the hills of southeastern ...
Examples of severe malformations caused by thermal stress. The white scale bars equal 1cm. Top left: an embryo with exencephaly and caudal torsion; top right: embryo with severe axial deformation and ...
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