Quote Originally Posted by findiviglio View Post
The second observation involves a female clawed frog that laid eggs in absence of a male. That in itself is unusual. Odder still, however, was the fact that a male placed in the tank with the eggs (and without the female) on the following day fertilized the eggs. He was in breeding condition, as (“nuptial pads” along his forearms), and perhaps was responding to pheromones in the water, but still should have (according to me, not him, it seems!) required a female to stimulate sperm release. I have spoken with a number of herpetologists about this, and none can recall a similar incident.
Very interesting observations there Frank. Thank you very much for contributing them. I am particularly curious about this latter observation - perhaps the eggs produced were fertile to begin with and did not require a male? I'm speaking of course about parthenogenicity. What do you think?