•→ http://www.languageguide.org/english/vocabulary/plants/⇐
⇑ Root, Stem & Leaf / Flower, Fruit & Seed ⇓
ψ → TREES ⇓
•→ Idioms [Plants – Flowers – Trees]← ¤ Grass ··· Pot … Ganja ··· Hemp … Weed
Mammals [⇒crosswords⇐]
•→ http://photographicdictionary.com/animals⇐
•→ Reptiles & amphibians ⇐
←⇐ ←⇐ ←⇐ ←⇐ ←⇐ ←⇐ birds
∞ insects & bugs …⇒[01] ⇔ [02]⇐
⇓ Creepy-Crawlies
¤ IDIOMS ⇓
• Animal idioms … →[01]← / →[02]← […]