Ex. 16 Phylum Echinodermata: Starfish Model Part 1 of 2

[simdude2u]

If the Starfish expel their waste through the top of the dome, but they also intake water right next to where the expel their waste would have cross contamination and re-feed part of their waste into themselves??

[Ifyou100]

Pylorus-Drüsen

[SearchTheWorldOver]

What are the green feathery things?

[vikmue]

Good Lecturer model. thumbs up

[freerider37]

thanks for uploading :-)

[soosoo88]

love it :)

[akashraza]

realy great learning i wish some one teach us Zoology like this in University fo Gujrat , Pakistan.