Fish eggs can survive and hatch after passing through a duck, providing one explanation of how seemingly pristine, isolated bodies of water can become stocked with fish
Fish Eggs Can Survive a Journey Through Both Ends of a Duck In lakes and pools that appear physically cut off from other bodies of water, fish sometimes seem to materialize out of nowhere. This somewhat mystical sounding theory might not be far off: a new study suggests fish eggs may simply fall from the […]