FOOD HABITS: Eats insects, spiders, earthworms, other invertebrates, and some plant material. Forages through ground litter, under vegetation, and beneath logs,
Learnt is the correct past tense for learn. Although many people now use learned. I think its a case of when you went to school, the correct english usage is learnt, americans say learned and this has been absorbed in to our language use.
Learning is the act of acquiring new, or modifying and reinforcing existing, knowledge, behaviors, skills, values, or preferences and may involve synthesizing different types of information. The ability to learn is possessed by humans, animals, plants and some machines.