鼩

句 = 勹 + 口 : Mnemonic symbol: a grammar nazi.

Zeus (ju), the elephant (勹) and the grammar nazi (句) are playing monkey in the bathroom's space station (Ø4). The elephant uses its long trunk to hold a mandarin (口) just above the grammar nazis head where he can't reach it, while Zeus laughs out loud.

鼠 = 臼 + 丨 + 丶 : Sheldon Shrimp (shu) found that there are rats (鼠) in the space station (Ø3), and he wants to get rid of them. In a mortar (臼) pulverizes some petal leaves (丶丶丶丶) and a computer mouse (鼠) grinding with a dinosaur bone three times (丨丨丨). He hopes that the rats like the mixture and the heavy metals used to make the computer mouse will kill the rats.