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Bozeman Science
Protists
Paul Andersen surveys organisms in the protists. He reviews the diversity found within the domain Eukarya and explains that the Kindgom Protista is simple a junk drawer for organisms that don't fit elsewhere.
Howard Hughes Medical Institute
The Origin of Species: Lizards in an Evolutionary Tree
Different islands in the Caribbean have very similar species of anole lizards, which each have their own place in the ecosystem. Researchers did several studies to determine whether the anoles evolved into the different species then...
PBS
Pbs Learning Media: Kid Vision: Pet Shop Field Trip
Penny and the KidVision Kids visit a pet shop to learn about classroom pets. They feed a baby bird, change water for a betta fish, set up a bearded dragon's habitat, and learn the difference between a mouse and a rat. Included are...
PBS
Pbs Learning Media: Crash Course Biology: Comparative Anatomy: What Makes Us Animals
Hank introduces us to comparative anatomy, which studies the similarities and differences in animal anatomy to support the theory of evolution and the shared ancestry of living things. [8:50]
PBS
Pbs Learning Media: Crash Course Biology: Simple Animals: Sponges, Jellies, & Octopuses
Hank introduces us to the least complex animals: beginning with sponges and finishing with the most complex molluscs, octopuses, and squid. We differentiate them by the number of tissue layers they have and by the complexity of those...
PBS
Pbs Learning Media: Crash Course Biology: The Plants & the Bees: Plant Reproduction
Hank gets into the dirty details about vascular plant reproduction. Vascular plants use the basic alternation of generations developed by nonvascular plants 470 million years ago, but they've tricked it out so that it works a whole lot...