独

dú = du + Ø2

alone / independent / single / sole / only

独 = 犭 + 虫 : Everyone has left the space station, only the animals are left: Doggy Dog (du), the dachshund (犭) and the mosquito (虫). They have noone who throws them a stick or exposes their bare body parts to bite. All alone (独), they wait in the space station's entrance (Ø2).

独 character breakdown

独
- 犭
- 虫
  - 中
    - 丨
    - 口
  - 厶

犭

quǎn = qu + an3

three-stroke form of Kangxi radical 94 犬[quan3]

Cupid takes his dachshund out for a walk to the anthill, where he has a drink with his dachshund.

虫

chóng = chu + (e)ng2

variant of 蟲|虫[chong2]

虫

蟲

chóng = chu + (e)ng2

lower form of animal life, including insects, insect larvae, worms and similar creatures / CL:條|条[tiao2],隻|只[zhi1] / (fig.) person with a particular undesirable characteristic

虫 = 中 + 厶 : Chantal Chicken and a mosquito are taking part in a dart contest just inside the engine's kitchen. The dart board is hanging in the middle of the entrance, and Chantal and the mosquito are standing to the sides. Over each of them a large fake nose is hovering: the loser will be covered in grey goose as punishment.