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Monthly Archives: August 2011
I’m back! Here’s some links from the past week (or more?)…
I’m finally back and recovered from my journeys. Now that Irene is gone, along with my jet lag, let’s get back to talking about sex! This week: zebra finch ladies aren’t so shallow, the sticky egg gets the sperm, the dangers … Continue reading
Posted in Eggs and sperm, Human reproduction, Human sex, Sexual selection
Tagged embryogenesis, Female choice, fertilization, pregnancy, Zebra finch
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Movements in mouse egg after fertilization predicts developmental success of embryos
In vitro fertilization (or IVF for short) can be pretty hit-or-miss. That’s why many embryos have to be implanted in a woman to successfully have one baby. Wouldn’t it be nice if there was a way to easily predict which embryos are going to … Continue reading
Around the interwebs: Weekly link roundup!
Another week, another batch of links and sciency tidbits! Tomorrow I’m leaving for vacation, so I might not be able to update much (and I’ve been pretty busy this week), so there is plenty to keep you busy here: Making sperm in … Continue reading
Around the interwebs: New weekly link roundup!
There are a lot of studies and news articles out there that I would love to blog about but, frankly, I just don’t have the time. Thankfully, usually someone else did have the time to write about it. So, I’ve … Continue reading
Evolution, sex, and spiky penises
Male seed beetles (Callosobruchus maculatus) have long spikes covering their penises (or adeagus, if you want to be scientific about it). These spikes are thought to have evolved in response to female promiscuity, as a way of increasing the male’s chances of … Continue reading
Posted in Evolution of sex, Sexual conflict
Tagged experimental evolution, Scientific literature, seed beetles, spiky penis
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