mexican toad tadpoles
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Some tadpoles can react to their surroundings even before birth, hatching with stronger jaws if they sense prey in the water while still embryonic.
The Mexican toad (Spea multiplicatalisten)) is a species of small, round frog typically found in arid desert environments. As tadpoles, frogs cope with unpredictable weather conditions by adjusting their diet. Some grow up eating a bit of everything. Others develop into specialized carnivores, even munching on other tadpoles – this allows them to grow faster so they can escape their drying ponds. …