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You should be eating these while you watch Rogue Sharks tonight. #sharkweekday2
Infographic: Shark attacks
What are the most likely places to be bitten by a shark? Plus, 5 things more likely to kill you than a shark.
The womb tooth, Delphyodontos (1980)
Phylum : Chordata
Class : Chondrichthyes
Subclass : Holocephali
Order : Chimaeriformes
Genus : Delphyodontos
Species : D. dacriformes
According to the fossils, the recently born would have resembled tadpoles with small, but sharp beaks. Because of the evidence suggesting intrauterine cannibalism, D. dacriformes is assumed to have been carnivorous, though, besides siblings, it is unknown what other organisms they would have eaten.
Ouch! Hermaphrodite Sea Slug Stabs Mate in Head During Sex
by Laura Poppick
One newly described hermaphroditic sea slug has taken violent animal sex to a new level by stabbing its mates in the head.
The perpetrator of this bizarre act, Siphotperon sp. 1, is a small sea slug found off the northeast coast of Australia. A simultaneous hermaphrodite, it has both male and female reproductive organs that it uses simultaneously during sex.
For its male organ, the slug has a two-pronged penis consisting of a penile bulb that transfers sperm, and a separate, needlelike appendage called a penile stylet that stabs and injects partners with prostate fluid-containing sex hormones called allohormones…
(read more: Live Science)
photos: © Johanna Werminghausen
So for today’s Daily Snail we have some information about a lovely little marine snail called a Red-lined Bubble Snail.
Also known as Bullina lineata, this is a species of bubble snail found in the sublittoral zones of the Indo-Pacific, ranging from Japan to New Zealand. Noted for its milky white mantle that sports iridescent blue edges this bubble snail is easily identified. It is often found in sand reef where it s a voracious predator of polychaete worms.