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The Logic of Animal Design course icon

The Logic of Animal Design

Like Duolingo, but for The Logic of Animal Design. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.

For the part of you with thirty open tabs that never became anything.

9 bite-size levelsAbout 5 minutes each

Free forever · No credit card · iPhone & Android

Darwin the Deinonychus
The Logic of Animal Design
with Darwin the Deinonychus
9
Levels
2
Sections
5
Min/day
What you'll learn

Key ideas in The Logic of Animal Design

  • Metabolic rate scales to the 3/4 power of mass
  • The Life Fast, Die Young trade-off
  • Endothermy and the starvation trap
  • Niche expansion and thermogenesis
  • Torpor is a tactical, short-term 'shutdown' used by small endotherms like hummingbirds
  • Estivation is a response to water stress and heat, not just lack of food
  • Kleiber’s Law and life history
  • Metabolic depression involves actively lowering the 'set point' of the internal thermostat
  • Distinguishing between different states of metabolic depression
  • Foster's Rule: Small animals grow larger (gigantism) while large animals shrink (dwarfism)
  • Ecological risk-reward of endothermy
  • Thermal windows are highly vascularized, uninsulated areas where blood flow can be shunted to bypass fur or feathers
  • Distinguishing between different states of metabolic depression based on environmental triggers
  • The toucan's bill and elephant's ears use vasodilation to regulate core temperature without the water loss of sweating
  • Predicting the direction of size evolution based on the Foster's Rule (Island Rule)
  • Identifying the physiological function of specialized thermal windows
Why not just Google it

You've tried the other tabs

Wikipedia

Thirty open tabs. Four facts you actually kept.

YouTube

You watched. You nodded. By Sunday it was gone.

ChatGPT

One answer, then back to scrolling.

Online courses

Eight weeks. You meant to finish. You didn't.

Tomo gives The Logic of Animal Design the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.

Try a question

Here's what playing it feels like

A real question from this course. Take your best guess.

The Efficiency of Scale

Which biological outcome is most likely for a small mammal with an extremely high mass-specific metabolic rate?

Get it right to open this lesson and 8 more in the app.

Course map

Where The Logic of Animal Design takes you

Move beyond basic taxonomy to understand the radical evolutionary trade-offs and biological game theory that dictate how animals are built and how they behave.

  1. 1

    The Economics of Survival

    • Metabolic Trade-offs
    • Sensory Architecture
  2. 2

    The Strategy of Life Cycles

    • Reproductive Game Theory

2 sections · 3 units · 9 levels. Built to play, not to enroll.

How it's taught

You pick the voice

This course
The Professor

The Logic of Animal Design is taught in the The Professor style: clear, structured, thorough. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.

Start free

Start The Logic of Animal Design today.

Download Tomo, search The Logic of Animal Design, and play your first lesson in under a minute.