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![](https://static.wixstatic.com/media/35a196_407b637e6bb84b8d988cb8a1c767df3f~mv2.jpg/v1/fill/w_1800,h_1600,al_c,q_90,enc_avif,quality_auto/35a196_407b637e6bb84b8d988cb8a1c767df3f~mv2.jpg)
![](https://static.wixstatic.com/media/35a196_ea03854d00ea4dcabf9897540c992303~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_ea03854d00ea4dcabf9897540c992303~mv2.webp)
![Handsome herps](https://static.wixstatic.com/media/35a196_ea03854d00ea4dcabf9897540c992303~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_ea03854d00ea4dcabf9897540c992303~mv2.webp)
Kevin Esser
Mar 10, 2020
Handsome herps
In conclusion of this years Costa Rica stay, I want to show some of my favorite reptile & amphibian pictures I took during the last...
![](https://static.wixstatic.com/media/35a196_dffce5236ff34d9fa78bcc49041a9a14~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_dffce5236ff34d9fa78bcc49041a9a14~mv2.webp)
![Weevil rock you](https://static.wixstatic.com/media/35a196_dffce5236ff34d9fa78bcc49041a9a14~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_dffce5236ff34d9fa78bcc49041a9a14~mv2.webp)
Kevin Esser
Mar 3, 2020
Weevil rock you
When I search for reptiles and amphibians durinig the night hikes in Costa Rica, I have to check the vegetation very carefully...
![](https://static.wixstatic.com/media/35a196_7f839bf7a0054286941b434c7a7dc085~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_7f839bf7a0054286941b434c7a7dc085~mv2.webp)
![Common Dink Frog](https://static.wixstatic.com/media/35a196_7f839bf7a0054286941b434c7a7dc085~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_7f839bf7a0054286941b434c7a7dc085~mv2.webp)
Kevin Esser
Feb 20, 2020
Common Dink Frog
The Common Dink Frog (Diasporus diastema) occurs in Central America, from Honduras through Nicaragua and Costa Rica to Panama. It is...
![](https://static.wixstatic.com/media/35a196_a388843f423a493b9c789df1b01dbac3~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_a388843f423a493b9c789df1b01dbac3~mv2.webp)
![Costa Rica - Birds III](https://static.wixstatic.com/media/35a196_a388843f423a493b9c789df1b01dbac3~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_a388843f423a493b9c789df1b01dbac3~mv2.webp)
Kevin Esser
Feb 12, 2020
Costa Rica - Birds III
It's time to show some photos of birds again. I will always be focused on herpetofauna, but I have to admit that birding has also become...
![](https://static.wixstatic.com/media/35a196_c138915a1ee34a56b5f830e4f173fc97~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_c138915a1ee34a56b5f830e4f173fc97~mv2.webp)
![Wide angle herps](https://static.wixstatic.com/media/35a196_c138915a1ee34a56b5f830e4f173fc97~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_c138915a1ee34a56b5f830e4f173fc97~mv2.webp)
Kevin Esser
Feb 6, 2020
Wide angle herps
I recently bought the LAOWA 15 mm. Now it was about time to try the new lens in the rainforest. It can be difficult to take pictures of...
![](https://static.wixstatic.com/media/35a196_03d8c1d92cc74e4f99808864d8a85ba8~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_03d8c1d92cc74e4f99808864d8a85ba8~mv2.webp)
![First frogs of the year](https://static.wixstatic.com/media/35a196_03d8c1d92cc74e4f99808864d8a85ba8~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_03d8c1d92cc74e4f99808864d8a85ba8~mv2.webp)
Kevin Esser
Jan 23, 2020
First frogs of the year
I am back in Costa Rica to work for another two months as a naturalist guide. It's always great to be here and admire the rich ...
![](https://i.ytimg.com/vi/eDdAmG-Jp4M/maxresdefault.jpg)
![Tiger Rat Snake](https://i.ytimg.com/vi/eDdAmG-Jp4M/maxresdefault.jpg)
Kevin Esser
Mar 28, 2019
Tiger Rat Snake
Here is a short video of the beautiful Tiger Rat Snake (Spilotes pullatus), I saw climbing in the trees in Tenorio Volcano National Park:
![](https://static.wixstatic.com/media/35a196_b52b2f08dc1f4c07bc3d7dea7b44b9b8~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_b52b2f08dc1f4c07bc3d7dea7b44b9b8~mv2.webp)
![The sixth leg](https://static.wixstatic.com/media/35a196_b52b2f08dc1f4c07bc3d7dea7b44b9b8~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_b52b2f08dc1f4c07bc3d7dea7b44b9b8~mv2.webp)
Kevin Esser
Mar 22, 2019
The sixth leg
They may not be very popular in general, but I think they are extremely interesting and photogenic: Insects. Here is a little insight...
![](https://static.wixstatic.com/media/35a196_4f385dbb9a574cb098939c1f5a1a98a5~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_4f385dbb9a574cb098939c1f5a1a98a5~mv2.webp)
![Frog Kindergarten](https://static.wixstatic.com/media/35a196_4f385dbb9a574cb098939c1f5a1a98a5~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_4f385dbb9a574cb098939c1f5a1a98a5~mv2.webp)
Kevin Esser
Mar 18, 2019
Frog Kindergarten
Shortly after its metamorphosis, the Noble's Robber Frog (Craugastor noblei) has quite different proportions than adult specimens. The...
![](https://i.ytimg.com/vi/N3jesnfsTmM/maxresdefault.jpg)
![Brown-throated Sloth](https://i.ytimg.com/vi/N3jesnfsTmM/maxresdefault.jpg)
Kevin Esser
Mar 10, 2019
Brown-throated Sloth
Brown-throated Sloth (Bradypus variegatus) moves from a tree trunk to a thin branch. As is usual for these cozy animals, this is done...
![](https://static.wixstatic.com/media/35a196_7517dff8f55047f79cf2cda3b666a904~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_7517dff8f55047f79cf2cda3b666a904~mv2.webp)
![Variable Viper](https://static.wixstatic.com/media/35a196_7517dff8f55047f79cf2cda3b666a904~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_7517dff8f55047f79cf2cda3b666a904~mv2.webp)
Kevin Esser
Mar 4, 2019
Variable Viper
I already mentioned it in my post about the Camouflage Viper: Eyelash Vipers (Bothriechis schlegelii) are extremely variable in ...
![](https://static.wixstatic.com/media/35a196_c091e1b0a5194d9b947b28c49f1b2d6d~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_c091e1b0a5194d9b947b28c49f1b2d6d~mv2.webp)
![King of the Cloud Forest](https://static.wixstatic.com/media/35a196_c091e1b0a5194d9b947b28c49f1b2d6d~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_c091e1b0a5194d9b947b28c49f1b2d6d~mv2.webp)
Kevin Esser
Feb 26, 2019
King of the Cloud Forest
Cloud forests occur within tropical or subtropical mountainous environments, where the atmospheric conditions allow for a consistent ...
![](https://static.wixstatic.com/media/35a196_dba9dc0d58144634ac33bbc3b9913d93~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_dba9dc0d58144634ac33bbc3b9913d93~mv2.webp)
![Tiny transparent treasure - Glass Frog](https://static.wixstatic.com/media/35a196_dba9dc0d58144634ac33bbc3b9913d93~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_dba9dc0d58144634ac33bbc3b9913d93~mv2.webp)
Kevin Esser
Feb 21, 2019
Tiny transparent treasure - Glass Frog
Members of the amphibian family Centrolenidae (order Anura) appear only in Central and South America. While the general background...
![](https://i.ytimg.com/vi/pjJqNXH0ilI/maxresdefault.jpg)
![Two-toed Sloth with baby](https://i.ytimg.com/vi/pjJqNXH0ilI/maxresdefault.jpg)
Kevin Esser
Feb 17, 2019
Two-toed Sloth with baby
The gestation period of the Hoffmann's Two-toed Sloth (Choloepus hoffmanni) is between 11 and 12 months and results always in the birth ...
![](https://static.wixstatic.com/media/35a196_afb799e75247402790f002f0f5fbf5a0~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_afb799e75247402790f002f0f5fbf5a0~mv2.webp)
![Happy Valentine's Day!](https://static.wixstatic.com/media/35a196_afb799e75247402790f002f0f5fbf5a0~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_afb799e75247402790f002f0f5fbf5a0~mv2.webp)
Kevin Esser
Feb 14, 2019
Happy Valentine's Day!
I would not call myself a romantic guy and I've never paid much attention to Valentine's Day. In addition, the distance to my girlfriend...
![](https://i.ytimg.com/vi/4sFxyavcfSs/maxresdefault.jpg)
![Costa Rica - Birds II](https://i.ytimg.com/vi/4sFxyavcfSs/maxresdefault.jpg)
Kevin Esser
Jan 19, 2019
Costa Rica - Birds II
Last time I was in Costa Rica it took me about 2 and a half months, until I first posted something about our feathered friends: Birds. ...
![](https://static.wixstatic.com/media/35a196_48e7d8f61c864dc7888836561199572d~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_48e7d8f61c864dc7888836561199572d~mv2.webp)
![Barking warrior - Iguana challenge](https://static.wixstatic.com/media/35a196_48e7d8f61c864dc7888836561199572d~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_48e7d8f61c864dc7888836561199572d~mv2.webp)
Kevin Esser
Jan 12, 2019
Barking warrior - Iguana challenge
When I heard the little dog "Negro" making a lot of noise in the garden, I thought a wild animal could be the reason for that. So I...
![](https://static.wixstatic.com/media/35a196_2cf2aa5be8254c3dab34db4442f4f53c~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_2cf2aa5be8254c3dab34db4442f4f53c~mv2.webp)
![Camouflage Viper](https://static.wixstatic.com/media/35a196_2cf2aa5be8254c3dab34db4442f4f53c~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_2cf2aa5be8254c3dab34db4442f4f53c~mv2.webp)
Kevin Esser
Jan 11, 2019
Camouflage Viper
My first snake photo of 2019: Eyelash Viper (Bothriechis schlegelii) This species is known for its many different color variants. The most...
![](https://static.wixstatic.com/media/35a196_01dc448645c34aaf8f82bddaaddbc2af~mv2.jpg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/35a196_01dc448645c34aaf8f82bddaaddbc2af~mv2.webp)
![Happy St. Patrick's Day!](https://static.wixstatic.com/media/35a196_01dc448645c34aaf8f82bddaaddbc2af~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/35a196_01dc448645c34aaf8f82bddaaddbc2af~mv2.webp)
Kevin Esser
Mar 17, 2018
Happy St. Patrick's Day!
A little dinosaur: Green Basilisk (Basiliscus plumifrons) male, Cahuita National Park. The mesmeric eyes of the Ghost Glass Frog...
![](https://i.ytimg.com/vi/HV2e7rnz53E/hqdefault.jpg)
![Tamandua mexicana](https://i.ytimg.com/vi/HV2e7rnz53E/hqdefault.jpg)
Kevin Esser
Feb 23, 2018
Tamandua mexicana
I saw this Northern Tamandua (Tamandua mexicana) during a night hike at Arenal Oasis. It is a mainly nocturnal, medium-sized anteater...
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