Eastern Kenya – September 2018

Yvonne de Jong March 13, 2020

Photographs by Yvonne de Jong & Tom Butynski.

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Tana River red colobus (Piliocolobus rufomitratus) at Ndera Conservancy, Lower Tana River, Kenya

Tana River red colobus (Piliocolobus rufomitratus) at Ndera Conservancy, Lower Tana River, Kenya

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Pousargues's monkey (Cercopithecus mitis albotorquatus) at Ndera Conservancy, Lower Tana River, Kenya

Pousargues’s monkey (Cercopithecus mitis albotorquatus) at Ndera Conservancy, Lower Tana River, Kenya

Kenya coast dwarf galago (Paragalago cocos) at Ndera Conservancy, Lower Tana River, Kenya

Kenya coast dwarf galago (Paragalago cocos) at Ndera Conservancy, Lower Tana River, Kenya

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DeJong&Butynski - TanaRiverMangabey - Ndera (2)

DeJong&Butynski - Mombasa woodpecker - Ndera

DeJong&Butynski - Euphaedra - Ndera

DeJong&Butynski - Dwarf gecko - Ndera (1)

Pousargues's monkey (Cercopithecus mitis albotorquatus) at Ndera Conservancy, Lower Tana River, Kenya

Pousargues’s monkey (Cercopithecus mitis albotorquatus) at Ndera Conservancy, Lower Tana River, Kenya

DeJong&Butynski - Baliochila - Ndera

DeJong & Butynski - P. cocos - Ndera (2)

Tana River red colobus (Piliocolobus rufomitratus) at Ndera Conservancy, Lower Tana River, Kenya

Tana River red colobus (Piliocolobus rufomitratus) at Ndera Conservancy, Lower Tana River, Kenya

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North Laikipia – May 2019

Yvonne de Jong March 13, 2020

Photographs by Yvonne de Jong & Tom Butynski.

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Mount Kadam, Uganda – March 2019

Yvonne de Jong March 12, 2020

Mount Kadam, east Uganda. March 2019

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Uganda – October 2019

Yvonne de Jong March 12, 2020

Biodiversity of western Kenya, southern Uganda and western Uganda. Photographs by Yvonne de Jong & Tom Butynski

Doggett's silver monkey (Cercopithecus mitis doggetti), Sango Bay, Uganda.

Doggett’s silver monkey (Cercopithecus mitis doggetti), Sango Bay, Uganda.

Vervet monkey (Chlorocebus pygerythrus) Lake Mburo NP, Uganda

Vervet monkey (Chlorocebus pygerythrus) Lake Mburo NP, Uganda

Vervet monkey (Chlorocebus pygerythrus) Katonga Game Reserve

Vervet monkey (Chlorocebus pygerythrus) Katonga Game Reserve

Vervet monkey (Chlorocebus pygerythrus), Katonga Game Reserve, Uganda

Vervet monkey (Chlorocebus pygerythrus), Katonga Game Reserve, Uganda

Vervet monkey Chlorocebus pygerithrus, west of Busia, Uganda

Vervet monkey Chlorocebus pygerithrus, west of Busia, Uganda

Vervet monkey Chlorocebus pygerythrus, Bujjagali, Uganda

Vervet monkey Chlorocebus pygerythrus, Bujjagali, Uganda

Vervet monkey Chlorocebus pygerythrus, Bujjagali, Uganda

Vervet monkey Chlorocebus pygerythrus, Bujjagali, Uganda

Vervet monkey Chlorocebus pygerythrus, Bujjagali, Uganda

Vervet monkey Chlorocebus pygerythrus, Bujjagali, Uganda

Vervet monkey Chlorocebus pygerythrus, Bujjagali, Uganda

Vervet monkey Chlorocebus pygerythrus, Bujjagali, Uganda

Doggett's silver monkey (Cercopithecus mitis doggetti), Sango Bay, Uganda.

Doggett’s silver monkey (Cercopithecus mitis doggetti), Sango Bay, Uganda.

Stuhlmann's blue monkey (Cercopithecus mitis stuhlmanni), Kakamega Forest NR, Kenya.

Stuhlmann’s blue monkey (Cercopithecus mitis stuhlmanni), Kakamega Forest NR, Kenya.

Schmidt's red-tailed monkey (Cercopithecus ascanius schmidti), Mbira Forest, Uganda

Schmidt’s red-tailed monkey (Cercopithecus ascanius schmidti), Mbira Forest, Uganda

Schmidt's red-tailed monkey (Cercopithecus ascanius schmidti), Lake Nabugabo, Uganda

Schmidt’s red-tailed monkey (Cercopithecus ascanius schmidti), Lake Nabugabo, Uganda

Schmidt's red-tailed monkey (Cercopithecus ascanius schmidti), Kakamega Forest, Kenya

Schmidt’s red-tailed monkey (Cercopithecus ascanius schmidti), Kakamega Forest, Kenya

Schmidt's red-tailed monkey (Cercopithecus ascanius schmidti), Kakamega Forest, Kenya

Schmidt’s red-tailed monkey (Cercopithecus ascanius schmidti), Kakamega Forest, Kenya

Schmidt's red-tailed monkey (Cercopithecus ascanius schmidti), Bujjagali, Uganda

Schmidt’s red-tailed monkey (Cercopithecus ascanius schmidti), Bujjagali, Uganda

Open-billed stork, Bujjagali, Uganda

Open-billed stork, Bujjagali, Uganda

Uganda grey-cheeked mangabey (Lophocebus albigena ugandae), Sango Bay, Uganda

Uganda grey-cheeked mangabey (Lophocebus albigena ugandae), Sango Bay, Uganda

Uganda grey-cheeked mangabey (Lophocebus albigena ugandae), Mbira Forest, Uganda

Uganda grey-cheeked mangabey (Lophocebus albigena ugandae), Mbira Forest, Uganda

Uganda grey-cheeked mangabey (Lophocebus albigena ugandae), Kibale Forest, Uganda

Uganda grey-cheeked mangabey (Lophocebus albigena ugandae), Kibale Forest, Uganda

Ashy red colobus (Piliocolobus tephrosceles), Kibale Forest NP, Uganda

Ashy red colobus (Piliocolobus tephrosceles), Kibale Forest NP, Uganda

Ashy red colobus (Piliocolobus tephrosceles), Kibale Forest NP, Uganda

Ashy red colobus (Piliocolobus tephrosceles), Kibale Forest NP, Uganda

Ashy red colobus (Piliocolobus tephrosceles), Kibale Forest NP, Uganda

Ashy red colobus (Piliocolobus tephrosceles), Kibale Forest NP, Uganda

Ashy red colobus (Piliocolobus tephrosceles), Kibale Forest NP, Uganda

Ashy red colobus (Piliocolobus tephrosceles), Kibale Forest NP, Uganda

Western guereza (Colobus guereza occidentalis), Kibale Forest NP, Uganda

Western guereza (Colobus guereza occidentalis), Kibale Forest NP, Uganda

Western guereza (Colobus guereza occidentalis), Kibale Forest NP, Uganda

Western guereza (Colobus guereza occidentalis), Kibale Forest NP, Uganda

Western guereza (Colobus guereza occidentalis), Katonga GR, Uganda

Western guereza (Colobus guereza occidentalis), Katonga GR, Uganda

Western guereza (Colobus guereza occidentalis), Katonga GR, Uganda

Western guereza (Colobus guereza occidentalis), Katonga GR, Uganda

Mau Forest guereza (Colobus guereza matschiei), Kakamega Forest NR, Kenya

Mau Forest guereza (Colobus guereza matschiei), Kakamega Forest NR, Kenya

Rwenzori Angola colobus (Colobus angolensis ruwenzorii), Lake Nabugabo, Uganda

Rwenzori Angola colobus (Colobus angolensis ruwenzorii), Lake Nabugabo, Uganda

Spectacled lesser galago (Galago matschiei), Kibale Forest NP, Uganda

Spectacled lesser galago (Galago matschiei), Kibale Forest NP, Uganda

Spectacled lesser galago (Galago matschiei), Kibale Forest NP, Uganda

Spectacled lesser galago (Galago matschiei), Kibale Forest NP, Uganda

Olive baboon (Papio anubis) Queen Elizabeth NP, Uganda

Olive baboon (Papio anubis) Queen Elizabeth NP, Uganda

Olive baboon (Papio anubis), Lake Mburo NP, Uganda

Olive baboon (Papio anubis), Lake Mburo NP, Uganda

Olive baboon (Papio anubis), Lake Mburo NP, Uganda

Olive baboon (Papio anubis), Lake Mburo NP, Uganda

Olive baboon (Papio anubis), Kibale Forest NP, Uganda

Olive baboon (Papio anubis), Kibale Forest NP, Uganda

Olive baboon (Papio anubis), Kibale Forest NP, Uganda

Olive baboon (Papio anubis), Kibale Forest NP, Uganda

Olive baboon (Papio anubis), Kibale Forest NP, Uganda

Olive baboon (Papio anubis), Kibale Forest NP, Uganda

Olive baboon (Papio anubis), Kibale Forest NP, Uganda.

Olive baboon (Papio anubis), Kibale Forest NP, Uganda.

Olive baboon (Papio anubis), Kibale Forest NP, Uganda.

Olive baboon (Papio anubis), Kibale Forest NP, Uganda.

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Laikipia, Kenya 2016

Yvonne de Jong June 29, 2016

Biodiversity of central Kenya’s Laikipia Plateau. Photographs by Yvonne de Jong & Tom Butynski

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South Western Mau Forest Reserve, January 2016

Yvonne de Jong February 8, 2016

Photographs by Yvonne de Jong & Tom Butynski

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North Samburu, September 2015

Yvonne de Jong October 5, 2015

Biodiversity survey in northern Samburu County. Photographs by Yvonne de Jong & Tom Butynski

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Laikipia, Kenya, 2013 – 2015

Yvonne de Jong March 23, 2015

Biodiversity of central Kenya’s Laikipia Plateau. Photographs by Yvonne de Jong & Tom Butynski

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East and north Uganda – October 2014

Yvonne de Jong March 22, 2015

Primate survey conducted in October 2014, East and northern Uganda. Photographs by Yvonne de Jong & Tom Butynski. Blog about the area on: http://newswatch.nationalgeographic.com/author/yvonnedejong

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Southern Kenya – September 2014

Yvonne de Jong February 4, 2015

Biodiversity of southern Kenya. Photographs by Yvonne de Jong & Tom Butynski

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Contacts

Dr. Yvonne de Jong & Dr. Tom Butynski

Postal address:
P.O. Box 149
Nanyuki – 10400, Kenya

Whatsapp: +31 6 49638585
Email: yvonne@wildsolutions.nl

Recent Comments

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April 30, 2020 | #

thank you for this interesting article and all the efforts you took for this research.
Yes, sadly the uncontrolled human number increament is devastating for nature and its inhabitants.
Kind regards
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April 27, 2020 | #

Having lived in Tanzania for 60 years I have witnessed at first hand the catastrophic population explosion which has already resulted in much loss of habitat. I fear your predictions are fully justified. But well done for producing a good paper.
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