Ant pupae becoming abundant. Bears switch to diet of ant pupae. Males roam widely to find females without cubs. Cubs begin eating solid food. Lactating mothers end weight loss, others gaining weight slowly.
All bears gain weight rapidly if the crops are good.
Viburnum berries, dogwood berries, wild plums, hawthorn berries, mountain-ash berries, and hazelnuts ripen. Bears switch to hazelnuts if the nuts are abundant, otherwise continue feeding on berries. Weight gain continues. Berries and hazelnuts become scarce. Bears with acorns continue to feed and fatten.