Pour quoi frog?

Why frogs? Well, why not. These frogs are for Darcy, who has been in isolation in The Sydney Children's Hospital. If you want to follow Darcy's progress check out the journal updates here: www.caringbridge.org/visit/darcygilmour10/journal

If you want to make a frog you can find instructions at: http://www.savethefrogs.com/teachers/images/Origami-Jumping-Frog.pdf .

If frogs are beyond you, you can also give blood. Details of how available from the Australian Red Cross Blood Service.







Saturday, April 16, 2011

What we can learn from frogs

To learn about the structure and function of living things, it is essential to explore the anatomy of real organisms up close and personal. While much can be accomplished by studying living things and their life cycles, dissections offer a view of the internal structures and how they contribute to the whole.

Apparently frog anatomy is very similar to human anatomy – and frogs are easier to fit onto a lab bench.

Materials for dissecting a frog

 Frogs (order them from Carolina Biological catalog # 22-7444, 22-7445, 22-7446, 22-7464, 22-7465, 22-7466, between $3.35 - $5.95 depending on the quantity ordered and whether there is any color injection)

 Paper plate or dissection tray

 Scissors

 Scalpel or razor blade

 Forceps

 Optional: dissection probes

 Optional: dissection pins (especially useful if you have dissection trays on which to use them)

Alternatively, you can get yourself a self-dissecting frog like this one:





If only all scientific knowledge was so easy.

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