Crustaceans
To facilitate genetic transfer between isolated individuals, barnacles have extraordinarily long penises. Barnacles probably have the largest penis to body size ratio of the animal kingdom." : r/pics
barnacle penises on Vimeo
Poorly-Endowed Barnacles Overthrow 150-Year-Old Belief
On the study of crustaceous genitalia | Deep Sea News
How Do Barnacles Mate? | WIRED
Barnacles, Proportionally, Have The Largest Penis In The Animal Kingdom
Barnacles
Maris Wicks on Twitter: "#mermay : barnacle edition: part two Fun fact: Barnacles have the largest penis to body size ratio in the animal kingdom. https://t.co/qPODnwSRkL" / Twitter
A male barnacle's penis can grow to 20 times the length of his own body : r/pics
Poorly-Endowed Barnacles Overthrow 150-Year-Old Belief
The barnacle's penis. | Pygmy Loris
Bizarre Animal Penises | iHeart
Barnacle Sperm Casting | The Madreporite
Fun fact: barnacles have the longest penis to body ratio of any animal “' Hist air »? antennae Barnacle C a Barnacle Chad Barnacle C Barnacle Chad Barnacl e Chad Barnac e
Dustin Growick 🦖 在Twitter 上："Ya know, just FYI, relative to body size, the barnacle has the largest penis in the animal kingdom. @SAMuseum https://t.co/MuTOcvUFK1" / Twitter
Behind Closed Doors: The Sex Life of Barnacles - Oregon Marine Reserves
wild shores of singapore: Barnacle penis: longer isn't always better
Adaptive evolution of sexual systems in pedunculate barnacles | Proceedings of the Royal Society B: Biological Sciences
Microscopic marvel: Barnacle penises
Five Facts: Barnacles – Florida Museum Science
longest penis | Curious Cox
1 Reproductive behaviour of barnacles. In some species the penis length... | Download Scientific Diagram
Barnacles boast the super-penis of the marine world.JPG | Palm Equipment
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/barnacles-631.jpg "Researchers Discover New Method of Barnacle Sex | Science | Smithsonian Magazine")