%0 Journal Article %T A poor substitute for the real thing: captive-reared monarch butterflies are weaker, paler and have less elongated wings than wild migrants %A Andrew K. Davis %A Ashley M. Ballew %A Farran M. Smith %J - %D 2020 %R 10.1098/rsbl.2019.0922 %X For many animals and insects that are experiencing dramatic population declines, the only recourse for conservationists is captive rearing. To ensure success, reared individuals should be biologica.. %U https://royalsocietypublishing.org/doi/10.1098/rsbl.2019.0922