sex change

Diagram showing the neural circuit for sensing danger in the female worms (above), the male worms (center), and the transgenic male worms (below) which adopted female behavior following the creation of a connection between two nerve cells in the circuit

Scientists added only one connection between two nerve cells in worms. This was enough to turn male behavior into female

The research findings illustrate how changing the synapse map may lead to a change in behavior
Australian green tree frog. Litoria caerulea from Wikipedia

Sex change by herbicide

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Bye girls... tuatara lizards without females - due to global warming.

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Bass fish in US rivers have become bisexual

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Exposure: A menstruating male was discovered

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Sex reversal for tilapia fish using the fenugreek plant