birdoptera

nonbinary artist

  • Auto-injection

    There are a lot of buzzy new articles claiming that the squid ‘impregnated’ people’s mouths, so…

  • “a whole bunch of spiraling folds”

    I this quote from Drs. Kelly and Orbach in this Discover Magazine article really sums harbor…

  • Gender reversal

    The nutrients are extra valuable in such a dry environment, creating a situation where females compete…

  • Seriously, I have a perfectly good ovipositor, tho

    This is a series of little illustrated factoids about animal reproduction, posted daily. I’d love to…

  • Seeing the Light

    Dr. Arikawa was working on sensory stimuli of Japanese yellow swallowtails when they discovered that the…

  • Detachable peen

    Reference: Fusco, G. and Minelli, A., 2019. The Biology of Reproduction. Cambridge University Press. This is a…

  • #1 DAD

    My original post was kindly corrected by Dr. Bonnie Bain, who pointed out that the secretions-…

  • Bigger isn’t always better

    References: Austin, C.R., Austin, C.R. and Short, R.V. eds., 1986. Reproduction in Mammals. Cambridge University Press.…

  • Free ride

    References: Nouvian, C., 2007. The deep. University of Chicago Press. This is a series of little illustrated…

  • So many spiny knobs

    References: Klimley, A.P., 2013. The biology of sharks and rays. University of Chicago Press. By Linda Snook…