The Dawn of Reason; or, Mental Traits in the Lower Animals
Chapter 6
PARENTAL AFFECTION
Origin of parental feeling--Evidence of this psychical trait in spiders --In earwigs--In crayfish--In butterflies--In fish--In toads--In snakes--Instance of pride in parents--In the dog--In the cat--Parental affection in birds--Animals seeking the assistance of man when their offspring is in danger--The evolution of parental affection. 134