Meet the Mudcrusts! Lowbrow
Mudcrust is the lumbering, lazy head of the family, who is happiest
when he is squelching his toes in the slime. That doesn't stop his wife
Flora from nagging him and reminding him that he's not the chief of the
tribe. Their two children, Bogweed and Fungus, are always fighting.
Although Fungus doesn't have Bogweed's brute strength, he is does have
more brains.

The first book in the Mudcrusts series, Dirty Deeds follows the quest of Flora to move out of their hut into a nice cave with a view...