Climate change alters many aspects of the ocean ecosystem, including how fish grow and develop. Recent research found that raising Port Jackson shark eggs (Heterodontus portusjacksoni) in warmer temperatures (based on those projected for end-of-century) led to increased mortality and, in those that survived, increased right-handedness! 

Sketch and fact contributed by Karli Chudeau

Vila Pouca, C., Gervais, C., Reed, J., & Brown, C. (2018). Incubation under climate warming affects behavioral lateralization in Port Jackson sharks. Symmetry, 10(6), 184. doi:10.3390/sym10060184