All sperm are not the same. Among fruit flies the longer the reproductive tract of the female the longer the sperm. In tiny crustaceans called ostracods, sperm length can range from several hundred micrometers to several millimeters. And here is some trivia for your next cocktail party, sperm in ostracods can even be longer than . . . → Read More: There Is More Than One Way To Impregnate A Squid
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By Dr. M, on  August 17th, 2011  3 comments  Adaptations, Cephalopods!, Life Science, Mating & Reproduction, New Research, Open Access  competition, egg, oviduct, Reproduction, sex, sperm, squid By Dr Bik, on August 12th, 2011 2 comments Biodiversity, Ecology, Invertebrate Wars, Mating & Reproduction, Weird disturbing, nematodes, Reproduction, traumatic insemination Sometimes I think that those of us studying ‘minor phyla’ do so in order to prevent from developing some secret (potentially peverse) obsessions. Example: I recently attended the Society of Nematology’s 50th Anniversary meeting, where the plenary topic was….traumatic insemination. This was the subsequent topic of conversation for the next four days. “Write a blog . . . → Read More: A great day for a little Traumatic Insemination
By Dr. M, on July 1st, 2011 6 comments Adaptations, Biodiversity, Critters, Ecology, Evolution, Fish, Mating & Reproduction eels, larvae, Leptocephalus The larvae of eels and other related species are called small heads or in the fancier Greek, Leptocephalus. The video above should give you some insight into this moniker. Unlike fish larvae, Leptocephali can grow quite large from a few inches to well over a foot in length. Also unlike fish larvae, Leptocephali do . . . → Read More: TGIF: Eel larvae
By para_sight, on May 28th, 2011 4 comments Adaptations, Biodiversity, Ecology, Mating & Reproduction, Megavertebrate, New Research, Open Access Genetics, Reproduction, whale shark Jenny Schmidt from U. Illinois and her co-authors have uncovered a fascinating nugget of biology of the whale shark in a recent (and Open Access – w00t!) paper in Endangered Species Research. In it, they continue the analysis of embryos collected from a heavily pregnant female first reported by Joung et al. (1996) in a . . . → Read More: Who’s your daddy?
If you live in central Florida and have an interest in marine life, come and hear my wife and I discuss Sex in the Oceans at a public lecture this Wednesday evening at Harbor Branch Oceanographic Institute in Ft Pierce. There will be an abundance of sexy sea slugs, debauched dolphins, kinky Minke whales and . . . → Read More: Just a, er, quickie
By para_sight, on May 9th, 2011 11 comments Adaptations, Critters, Mating & Reproduction, Ramblings, Uncategorized, Weird alien, Asexual, life cycle, movies, Parasite, parasitoid, pop culture, sci fi 
James Cameron’s Aliens (1986) is the greatest movie ever made. There, I said it. For sheer script quotability, only Pulp Fiction comes close. For dark and gritty, anti-glossy-Star-Wars sci fi realism, only Blade Runner is its equal. And no critter has ever been more terrifying than the H.R. Giger creation that debuted as a solitary . . . → Read More: This is clearly an important species we’re dealing with
By Dr. M, on May 8th, 2011 One comment Adaptations, Biodiversity, Critters, Ecology, Evolution, Life Science, Mating & Reproduction, New Research development, Echinodermata, Phylogenetics, progensis, woodfall, Xyloplax Not your typical Echinoderm. This female specimen of a Xyloplax seastar was collected along the Juan de Fuca Ridge off the coast of the state of Washington; it measures less than a quarter-inch (4 mm) and shows brooded embryos Some of us never grow up. In fact I am writing this now in my Aquaman . . . → Read More: Some Echinoderms Will Never Grow Up
By Archie Teuthis, on April 19th, 2011 3 comments Conservation & Environment, Ecology, Expeditions, Fish, Fishing, Mating & Reproduction Atlantic, Belize, Caribbean, Eric Heupel, Field Work, fish, Invasion, Invasive Species, Lionfish, Scientist In Residence Eric Heupel is a graduate student at University of Connecticut in Oceanography. He keeps a personal blog at Eclectic Echoes and Larval Images, and used to part of The Other 95% team along with me before we closed shop. You can find Eric tweeting as @eclecticechoes. —————————————————- Hey folks, Kevin asked me to do . . . → Read More: Scientist in Residence: My ‘Seascape of Fear’
By Kevin Zelnio, on April 17th, 2011 6 comments Adaptations, Ecology, Mating & Reproduction, New Research, Seeps, Vent, & Whale Falls Adrian Glover, Best of Zelnio, bone, Bone Worm, Colonization, Craig Smith, deep sea, dwarf male, fish, Greg Rouse, Habitat, Life History, lipid, Monterey Canyon, Nutrition, Osedax, Robert Vrijenhoek, Whale Fall We have a long history of being HUGE fans of the “bone-devouring zombie worm from hell”. Osedax species were described less than 10 years ago and much work on their reproduction, evolution and ecology has yielded incredible insights into a unique and bizarre way of life! Early on, Osedax was only found on whale bones . . . → Read More: Whale Bone-Devouring Worm Into More Than Just Whales
By Dr. M, on February 25th, 2011 2 comments Biodiversity, Carnivals & Link Love, Mating & Reproduction, TGIF: Pictures & Movies, Zooplankton Make sure you go read Hannah’s post on krill sex in the deep sea. Find out why should care about where Antarctic krill get it on. Also take note of the brilliant web animation of krill sex also released by the authors. As Kevin noted, “Best supplemental evah!” Broadcast Spawn!Tweet#call_to_action h4{padding:0px 5px;}Make sure you go read Hannah’s post on krill sex in the deep sea. Find out why should care about where Antarctic krill get it on. Also take note of… |
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