孿生兄弟

孪 = 亦 + 子 : Lenny Lemur (lu) and the also-ran (亦) are twins (孪): they hatched out of the same egg (子) in the anthill's kitchen (an2).

生 = 牛 + 一 : Mnemonic symbol: a cradle.

Sherlock Holmes (sh) comforts a crying baby bull (牛) in a cradle (生) in front of the engine ((e)ng1) and plays him a tune on a flute (一).

兄 = 儿 + 口 : Xu Xian and his older brother Apollo are arguing about a mandarin in front of the engine. As mischievous as he is, Sun Wu Kong sneaks in and steals the mandarin, just to eat it himself.

弟 = 丷 + 弓 + 丨 + 丿 : Mnemonic symbol: Jesse James, the younger one of the James brothers (弟).

A mean crocodile (丷) harasses Dorothy Gale (di) in the space station's bathroom (Ø4), but Jesse James (弟) is there to stop him. With a composite bow (弓), he shoots a banana (丿) as a warning shot; as the banana doesn't stop the crocodile, Jesse shoots a dinosaur bone (丨) right into the crocodile's crotch.