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Re: What did Spinosaurus eat? New species of Lepidotes found
On 26/02/2011 10:51 AM, Andreas Johansson wrote:
The Yapok (male or female--males pouch their genitals while swimming)
will use muscles to seal the rear-facing pouch while swimming for up to
10 minutes. The young apparently don't need to breathe much.
On Sat, Feb 26, 2011 at 5:39 PM, Outreach/programs
(let's try that again)
On 26/02/2011 10:03 AM, Don Ohmes wrote:
Nice opportunity for the mammals -- although no marsupials need apply,
because pouches don't work underwater...
Except for the Yapok (Chironectes minimus)!
IIUC, the baby yapok simply holds its breath when underwater. That's
fine for short aquatic excursions, but wouldn't do for a marsupial
Anyway, you are correct, it wouldn't be much use as-is for becoming a