New World, the primary exception being howler monkeys. One explanation that has been offered is that fruiting and leafing occur simultaneously among New World plants. However a 2001 study found no evidence for simultaneous fruiting and leafing at most sites, apparently disproving this hypothesis. Examples Examples of folivorous animals include: Mammals: okapis, elephants, sloths, possums, giant pandas, koalas and various species of monkey, i.e. New World howlers and Old World colobines Birds: The hoatzin of the Amazon region and the kakapo of New Zealand Reptiles: iguanas Insects: various kinds of caterpillars, sawflies, beetles, leaf miners and Orthoptera Others: many land gastropod species (snails and slugs) See also Consumer-resource systems Leaf miner, the folivorous strategy of many insects References External links wordquests.info Herbivory Animals by eating behaviors