SEAN KENT PHOTOGRAPHY
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Key Characteristics
Key evolutionary innovation: Notochord
Deutrostome coelomates
Internal endoskeleton
Notocord: flexible rod
Develops along the back of the embryo
Species diversity: 56,000 species
All chordates have these characteristics during sometime in the their life, specifically as an embryo or larva.
Notochord
Dorsal hollow nerve cord
Pharyngeal pouches
Postanal tail
Vertebrates
Backbone
Skull protecting a brain
Home
Landscapes
Nature
Otters at Trowel Shop Pond
Around Town
About Me
Experience and Research
>
Bee Research and Outreach
>
Native Pollinator Research Program
Native Bee Links and Resources
Publications, Presentations, and Honors
Field Experiments
>
Monarch Butterfly Research
Competition and Herbivory (White-tailed Deer)
Plant-pollinator interactions
Atop Darien Blog