The Origin of Species Chapter 8 Part 1 - Instinct

In which the nature and variability of instinct among animals are examined with a careful eye, revealing how habits, inherited tendencies, and natural selection intertwine to shape such wondrous and complex behaviours. The curious instincts of cuckoos, slave-making ants, and hive-bees are explored, highlighting the gradual and adaptive origins of these remarkable actions within the natural world.