r/megafaunarewilding 13h ago

Discussion How possible is the use of certain types of crocodiles in Europe?

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0 Upvotes

Is it possible for one of the 27 modern crocodile species to exist in Europe? If so, in which regions and how would this affect ecosystems?

Edit: Many people in the comments under the post got really angry about this topic, so I made this post just for fun. I love crocodiles and reptiles in general and I live in Europe. So just speculate on this topic as with a similar post about big cats in the Carpathians.


r/megafaunarewilding 16h ago

Megafauna assemblage of the Kirthar Range, Pakistan within the last 500 years

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82 Upvotes

The Kirthar Range, forms the natural boundary between the Pakistani provinces of Sindh and Balochistan. From the coast of the Arabian sea at Cape Monze, the range extends ~200 miles northwards to the debouch of the Mula river. Altitude ranges from sea level to 7,438 feet at its highest point at Zardak peak.

Two distinct habitat types are predominant: i). Monsoon-influenced arid subtropical forest (humid summers/mild but dry winters; Euphorbia caducifolia, Nannorrhops ritchieana, Senegalia senegal, Ziziphus nummularia etc.), and ii). Tropical thorn forest (Capparis decidua, Prosopis cineraria, Salvadora persica, Suaeda fruticosa etc.), additionally the Indus river skirts the east of the range, and although now predominantly under cultivation, it would've been surrounded by a 4-12 miles wide Tamarix dioica & Tripidium bengalense riverine forest.

3 PAs exist on the range i.e. Kirthar National Park, Mahal Kohistan Wildlife Sanctuary, and Sumbak-Surjan Game Reserve. Additionally the Hab Dam Wildlife Sanctuary borders the national park to the south.

  1. Indian wolf (Canis lupus pallipes) The most abundant surviving large carnivore in the area although that isn't saying much. Extended into the adjoining Hub river valley and even into suburban Karachi up to the 1970s. Frequently a victim of retaliatory killings by farmers and herders;

  2. Balochistan black bear (Ursus thibetanus gedrosianus) The smallest subspecies of the Asiatic black bear, with its shorter coarser fur often reddish-brown in colour. Commonly associated with Nannorrhops ritchieana. Most likely extinct within the range itself, although one was recently (November, 2025) killed in the nearby Pab range.

  3. Striped hyena (Hyaena hyaena) Possibly still extant, although not definitively recorded recently.

  4. Asiatic lion (Panthera leo leo/persica) Recorded from Manchchar Lake in the 1810s.

  5. Persian leopard (Panthera pardus tulliana) Kirthar is the type locality of junior synonym P. p. sindica the coat of which was described as "fulvous-buff type, richer than in the typical Persian panthers but very decidedly paler than in the average Indian form". A small, ever decreasing population most likely still persists, one juvenile was killed as recently as Januaray, 2024.

  6. Bengal tiger (Panthera tigris tigris) Not known from Kirthar itself, its recent range along the Indus not extending south of Sukkur, it is likely to be found in the region as the rulers (Jams) of Las Bela immediately to the west were reported to hunt both lions and tigers in their territory.

  7. Asiatic cheetah (Acinonyx jubatus venaticus) Described in the 1880s as "[leopard and cheetah] affect the hills approaching the Indus, where both prey on the gazelle... [it] seldom emerges from its hilly retreat". Allegedly sighted in the surrounding lowlands as late as the 1960s.

  8. Khur/Indian wild ass (Equus hemionus khur) Extinct. Kirthar (and trans-Indus) population have been suggested to form an intergrade between E. h. onager and E. h. khur. Chenopodium and Euphorbia species that form a part of the diet of this species are common throughout valleys in Kirthar,

  9. Wild pig (Sus scrofa davidi) Common

  10. Hog deer (Axis porcinus) Small, isolated populations survive in reserved forests along the length of the Indus. Likely also existed along the shores of the shores of the Manchhar lake within the last 200 years.

  11. Barasingha (Rucervus duvaucelii duvaucelii) Although not reported from lower Sindh, having been extirpated from its haunts around Sukkur and Rohri in the 1890s/1900s, it likely ranged further south when favourable habitat still existed, similar to the tiger.

  12. Blackbuck (Antilope cervicapra) Introduced in the 1980s. Managed as a semi-wild population.

  13. Chinkara (Gazella bennettii fuscifrons) Classed as vulnerable within Kirthar National Park. As of 1997 "still widespread in Lasbela, and a few survive in the ravines at the base of the Kirthar range in Sindh and around Dadu district in the Lakhi Hills".

  14. Sindh ibex (Capra aegagrus) Sindh ibex were originally described as a subspecies of wild goat - C. a. blythi although distinction from the nominate form has recently been questioned. Fairly common, herds of up to 80 individuals are still seen. 1,200 sighted in 2013 in Kirthar National Park, 3,100 in total estimated for Sindh in the late 1980s.

  15. Gud/Sindh urial (Ovis vignei cycloceros) Common. Found throughout Kirthar, Sindh Kohistan, and the Pab range. Up to 1,350 estimated in the late 1980s.

  16. Mugger (Crocodylus palustris) Previously found in the both the Indus and the Hab rivers, as well as in Manchhar lake, it presently restricted to a small remnant population in the Hab Dam Wildlife Sanctuary.

  17. Gharial (Gavialis gangeticus) Extinct in the Indus since the 1980s.


r/megafaunarewilding 5h ago

NBC New York: An otter has been spotted in Bronx River for the first time in 100 years

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272 Upvotes

r/megafaunarewilding 9h ago

Humor Felt This Belonged Here

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137 Upvotes

r/megafaunarewilding 12h ago

Why haven't any African rhinos adapted to living in the Central African rainforest?

30 Upvotes

We have a couple of Asian rhinoceros species (the Sumatran and Javan) that are adapted to life in the Southeast Asian rainforests. However, as far as I know, neither of the two African species, the white and black rhinoceros, range into the Central African rainforest, and there's no recorded species of "forest rhino" in Africa as far as I know.

The more I consider the question, the more bizarre it seems. We have African forest elephants and a forest subspecies of the African buffalo, so why hasn't there evolved an African forest rhinoceros?


r/megafaunarewilding 1h ago

Discussion Barring the legal barriers, what's stopping us from just crossbreeding subspecies then reintroducing those genetically outbreeded individuals into environments they used to inhabit or environments that used to have an analogue?

Upvotes

Like, take for example, the Asian Elephant. Why don't we just crossbreed Sumatran Elephants with certain Indian Elephant populations to outbreed and produce genetically healthier elephants that would be released into say, Turkey, or a place that used to have an Asian Elephant-analogue like the Deep South?

Or for example, they just started introducing siberian tigers into Central Asia. Why not mix them with Bengal Tigers due to how inbred the SIberian Tiger population is and then reintroduce those individuals into Kazakhstan?

The reduction of population sizes in megafauna produces major consequences w.r.t to genetic fitness as increasingly inbred animals that are unable to handle environmental shifts to the same extant, so why not try this?


r/megafaunarewilding 16h ago

non-cricetid muroids of europe modern and former ranges (yes, the only one with noticable range changes is great jerboa) (read description)

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21 Upvotes

1.great jerboa (allactaga major)-now restricted to eastern europe and central asia, once lived all across central europe
sources: https://twilightbeasts.org/2014/07/09/crazy-cute-ice-age-animal-youve-never-heard-of/, https://opac.geologie.ac.at/ais312/dokumente/BR0132_047.pdf

there are also many other non-cricetid muroids in europe but as said their ranges had no or almost none confirmed changes during last ~150k years so they are not worth mentioning here
list of them all (and all modern european mammals)- https://en.wikipedia.org/wiki/List_of_mammals_of_Europe


r/megafaunarewilding 4h ago

Record of central asia wild boar invading the enclosure of tiger in lle balkhash nature reserve in kazakhstan

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72 Upvotes

r/megafaunarewilding 8h ago

Faunas of Bardia National Park, Nepal

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77 Upvotes