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Re: T-rex predation

>At 08:27 AM 9/12/97 +1000, Dann Pigdon wrote:
>>       Crocodiles for a start. In some parts of northern Australia
>>crocs feed almost exclusively on the remains of cattle that become
>>bogged in the mud besides waterholes.
>That isn't their natural situation.  Here they are taking unashamed
>advantage of a windfall caused by human animal husbandry practices - namely
>our maintenance of herds of cattle far in excess of the natural carrying
>capacity of the land.
>Under natural conditions crocodiles are rather aggressive predators,
>specializing in ambush hunting of animals that come down to the water for a
>[I have seen film of a Nile crocodile taking down a water buffalo - one has
>to be *really* tough to take on one of those beast].

See my earlier post about the seasonality of resources. Water Buffalo are a
classic example. For most of the time crocs are forced to subsist on
scavenge and even invertebrate prey.



Dr Paul M.A. Willis
Consulting Vertebrate Palaeontologist
Quinkana Pty Ltd