Hatching day!

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For humans, sex is a simple matter of chromosomes: two Xs and we become female; one X and a Y and we develop into males. But things aren't so straightforward for many lizards - many studies have found that the temperature of the nest also has a say, even overriding the influence of the chromosomes…
If you listen to the egg of a crocodile, you can tell when it's going to hatch by the small squeaks coming out of it. The squeaks come from the unborn babies and sound like "umph! umph! umph!". These calls are common to all crocodilians and while zoologists have always suspected that they serve a…
Oh, sure…one moment it's all long throbbing organs pumping slickly in and out of orifices, and then the next thing you know, you've got a whole faceful of babies and little larvae giving you that evil demonic look. This is what happens after the squid orgies. While most squid seem to lay their…
tags: ornithology, birds, flamingo, gay An orphaned Greater Flamingo chick is carefully placed into a used eggshell in preparation to hatch a second time -- in its foster parents' nest. A pair of flamingos have become proud foster parents after they took an abandoned chick under their wings at…