Animal Kingdom - (ONLY ZOOLOGY)

acantholycosa lignaria, arachnids, arthropods, biodiversity, conservation biology, ecological role, ground-dwelling spiders, habitat preferences, insect predators, invertebrates, natural pest control, nocturnal spiders, predatory spiders, spider behavior, spider ecology, spider morphology, spiders, spider species, wildlife observation, wolf spider

Evolution of Morphological Diversity

dna, genetics, science, research, gene, chromosome, microbiology, microscope, dna, dna, dna, dna, dna, gene

Genetic Evidence for Human Evolution

life cycle, growth, hourglass, time, life, embryo, old people, seniors, evolution, development, people

Co-evolution: Definition, Mechanisms, and Examples

mamut, mammal, extinct, animal, pachyderm, nature, mamut, mamut, extinct, extinct, extinct, extinct, extinct

Mass Extinctions: Causes and Evolutionary Consequences

A botanist examines a plant with a magnifying glass in an autumn garden setting.

How do biologists determine the names of plants and animals?

Senior man with white hair, eyes closed enjoying fresh air in Tuscany's natural setting.

The Five Kingdom Classification System (From 1969 to 1990)

A focused scientist reads a book in a modern laboratory environment.

The Two Kingdom Classification System (Before 1969)

open book page

Phenetic Classification and Taximetrics: The Science of Grouping by Observable Traits

consumption, energy, electricity

Principles of the Phylogenetic System of Classification