The Poetry of Science; or, Studies of the Physical Phenomena of Nature
CHAPTER XV.
PHENOMENA OF ANIMAL LIFE.
Distinction between the Kingdoms of Nature--Progress of Animal Life--Sponges--Polypes--Infusoria--Animalcula--Phosphorescent Animals--Annelidans--Myriapoda--Animal Metamorphoses--Fishes--Birds--Mammalia--Nervous System--Animal Electricity--Chemical Influences--Influence of Light on Animal Life--Animal Heat--Mechanical Action--Nervous Excitement--Man and the Animal Races, &c. 383