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Post by dinosauria101 on Nov 28, 2019 19:52:28 GMT 5
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Post by 6f5e4d on Nov 29, 2019 0:47:59 GMT 5
In this case, the Nile crocodile wins, as it is heavier than the bull shark and bites much harder.
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Post by dinosauria101 on Nov 29, 2019 3:24:50 GMT 5
Bite force isn't really relevant if the jaw mechanics are different.
Having said that, I favor the crocodile too. A bit bigger and more durable.
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Post by sharkboy101 on Nov 29, 2019 10:59:00 GMT 5
I believe the female croc wins 65/100. The shark still has a pretty descent chance if it’s able to get a good bite at the crocs underbelly.
Shark advantages: more agile, deadlier bite, faster
Female croc advantages: hunting experience, longer, heavier, stronger bite force.
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Post by Life on Nov 30, 2019 22:41:25 GMT 5
Outcomes of clashes between crocodilians and sharks are like 50/50 when similar in size.
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Post by dinosauria101 on Nov 30, 2019 23:00:57 GMT 5
True; the weapons are similar, and each has an advantage with crocs beinf more durable and sharks not having to breathe.
I sliiiightly back the croc here but very close match
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Post by Life on Nov 30, 2019 23:13:45 GMT 5
Assuming adult individuals of both, I choose 50/50.
"Both the Tiger Shark and Bull Shark (known crocodile predators) occur in coastal habitats frequented by American Alligators; these elasmobranchs can kill and consume crocodilians similar in body size to American Alligators."
Taken from: Nifong, J. C., & Lowers, R. H. (2017). Reciprocal intraguild predation between Alligator mississippiensis (American alligator) and Elasmobranchii in the Southeastern United States. Southeastern naturalist, 16(3), 383-396.
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I recall a documented event of an adult saltwater crocodile and an adult Tiger shark feasting on the carcass of a whale. Both were avoiding each other. At one point, sensing danger, the saltwater crocodile climbed over the body of the whale to avoid possibility of attack by the Tiger shark from below.
I also recall a private collector showing remains of an adult Nile Crocodile that was killed by an adult great white shark.
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Post by Grey on Dec 4, 2019 4:03:37 GMT 5
Assuming adult individuals of both, I choose 50/50. "Both the Tiger Shark and Bull Shark (known crocodile predators) occur in coastal habitats frequented by American Alligators; these elasmobranchs can kill and consume crocodilians similar in body size to American Alligators." Taken from: Nifong, J. C., & Lowers, R. H. (2017). Reciprocal intraguild predation between Alligator mississippiensis (American alligator) and Elasmobranchii in the Southeastern United States. Southeastern naturalist, 16(3), 383-396. --- I recall a documented event of an adult saltwater crocodile and an adult Tiger shark feasting on the carcass of a whale. Both were avoiding each other. At one point, sensing danger, the saltwater crocodile climbed over the body of the whale to avoid possibility of attack by the Tiger shark from below. I also recall a private collector showing remains of an adult Nile Crocodile that was killed by an adult great white shark. Very interesting. With this and a video shared by elosha of a bull shark daring attack a sizable crocodile makes me think that sharks are very versatile animals; they can be at times surprisingly vulnerable and extremely fearsome as well.
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Post by elosha11 on Dec 5, 2019 20:28:02 GMT 5
Bull sharks commonly reach 500 pounds and can even exceed 1000 pounds. 130 kgs would be an adult, but a rather small one. What's the max weight of a female Nile croc? Is 150 kg their common full adult size. I know they are far smaller than their male counterparts.
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Post by dinosauria101 on Dec 5, 2019 20:52:14 GMT 5
They get up to 250 kg, IIRC. 150 kg might be a bit conservative.
Having said that, depending on which sizes are correct, a female may (or may not) be too small. A male, at 527 kg average, would be too large however.
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Post by elosha11 on Dec 5, 2019 23:58:09 GMT 5
So I verified 250 kgs is about the female Nile crocs max size, whereas that is a very large, but not near max size bull shark. REALLY big bull sharks get to 700+ pounds and on rare occasions they can hit 1000+ pounds.
If this is a contest between two similar weighted individuals, it would depend on the environment and the individuals involved. I do note that female crocs are less aggressive and perhaps less powerful, (smaller heads) even at parity size, with their male counterparts. So I'd favor the bull shark somewhat at equal sizes. But given the fact that bull sharks can well exceed female croc's max size, the shark would likely win comfortably at max sizes. So overall, I vote for the female bull shark against the female croc.
What might be more interesting is a male bull shark against a female croc.
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Post by elosha11 on Dec 5, 2019 23:59:46 GMT 5
@life, any other details you can provide on this quote?
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Post by dinosauria101 on Dec 6, 2019 0:39:17 GMT 5
@elosha
So bull shark males get to 150-250 kg? Interesting. In any case, if what you said is true about male vs female crocs, I'd give a bit of an edge to the shark at parity as well.
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Post by Ceratodromeus on Dec 8, 2019 9:01:14 GMT 5
In his thesis on Ugandan niles, Cott(1961) wrote: "Data are available for all females from Bangweulu Swamp, Mweru Wa Ntipa and the Kalungwishi River in the Northern Province, and from Luangwa, Kafue and Zambesi Rivers. In the three northern localities the smallest measurements for breeding females are 2-38, 2.51 and 3.02 metres respectively ; and from the southern localities 2.59, 2.70 and 2.82 metres respectively. The weight of such animals is between about 60 and 120 kg. But these are minimum sizes : about half the females are breeding at about 3 metres length and 120 kg. weight. " app.box.com/s/q58yg1iou2nrmsig5pxmq40c4dp0ejrq
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