When we see a species, like the long-tailed macaque, slide down from Threatened to Endangered status in the span of a few years, it's...

Let me start with a great, new way to connect and learn about monkeys - especially the long-tailed macaques of North Jakarta. Very soon,...

After a last-minute reprieve, Troop Bravo was spared from translocation and the trapping operations ended with the release of all...

It had been a long few weeks. COVID-19 swept through our house, catching all of us in tandem. I was the first to get sick, then Prissy,...

North Jakarta Mangrove Monkey Survey (NJMM) reached some wonderful milestones in 2022. First, a recap of last year: I was able to conduct...

Happy 2023!! I've started the new year off by taking an amazing trip to Gunung Leuser National Park, Bukit Lawang, Sumatra, Indonesia to...

The observations on Dec. 12, 2022, were highlighted with my first sighting of a newborn member of Troop Bravo. The diminutive youngster...

I recently posted a video on YouTube video that encourages people to consider not owning, nor supporting the sale of, monkeys and other...

Bibi... out of all of the monkeys, the older female that I call Bibi (Bahasa for auntie, Ki Swahili for Grandmother) is the one macaque...

When the troop moves throughout the park, they typically follow a sort of routine. The long-tailed macaques' nest in the tree canopy near...

Here is a video from yesterday's observation. It's a good example of the "non-conflict" interactions between macaques and park staff who...

Mal, the troop's "Alpha Male," was observed with significant wounds to his throat. This is likely the result of a battle with another...

The July 27, 2022 observation was fascinating. I watched the entire troop hang out for more than two hours around a burn pit, where park...

Indonesia essentially has two seasons: a wet period from October until April, and a dry season from May until September. This year is a...

One of my favorite things about observing long-tailed macaques is just to watch them living their daily lives. Foraging, or finding and...

Towards the end of last year, Long Tailed Macaques quietly slipped into Vulnerable status on the IUCN Red List. Previously, the crab...

For the past six months I've witnessed relatively few monkey-initiated aggressive actions towards park visitors. However, the onset of...

April 19th was a weekday. The weather was warm, sunny, dry and fairly agreeable. Traffic on the way to the mangrove park was standard...

Academic sciences had long shunned the idea of naming animals being observed. It wasn't until the last half of the 20th Century that...

A brief look at some of the observation video taken this month.