Reddit curiosity is spiking around transmissible cancer in fish/shellfish because it breaks the basic biology people learned in school — cancer that spreads between animals like a virus.
The format
Green-screen explainer over diagrams or footage of the animal
- 3 animals with contagious cancer explained simply
- Debunk: can humans catch contagious cancer? (no)
- Shocked-reaction hook into the actual science
science·education·natureReddit