Genetic Mystery: The all-female salamanders of the Great Lakes
Looking at them, you wouldn’t guess that the unisexual Ambystoma salamanders are any different than the other members of what was once considered their group.
These interlopers were previously grouped with five other mole salamander species: the tiger salamanders with yellow stripes; the blue-spotted salamander, marked as its name suggests; the brownish smallmouth salamander and Jefferson salamander; and the pale streamside salamander.
Great Lakes Now
https://www.greatlakesnow.org/2021/11/genetic-mystery-female-salamanders-great-lakes/