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Julie has worked collaboratively with several sanctuaries that house primates, notably Alveus Sanctuary, which has common and black tufted marmosets, and Oregon Primate Rescue, which houses a large group of macaque monkeys of different species, capuchins, squirrel monkeys, and spider monkeys. Below are images, videos and explanations about how we support sanctuary life for a variety of animals. 

Alveus Sanctuary: Enrichment Contributions

Alveus Sanctuary Work

Take a tour through Alveus Sanctuary's revamped marmoset enclosure, aired Nov 7 2025. Neiworth visited Alveus and helped to redesign the space collaboratively with Alveus staff.

Dr Julie, an animal cognition psychologist, and Evan, a PhD candidate in entomology (bug science) explore with Alveus viewers types of social behavior exhibited across the animal kingdom. Animals considered included all primates, birds, some mammals (especially rodents and canid species), and insects (especially beetles)! Aired Dec 21 2025.

Dr Julie leads the Twitch streaming audience on behavioral observations of the marmosets and discusses why people seek out buying illegal pet monkeys and other illegal trade animals and how we can convince people not to do that (aired Nov 13 2025). 

How do experiences early in an animal's development impact their social behavior and interactions with others? Dr Julie explores this on Oct 16 2025. Marmosets' behavior is observed within this context, and other animal ambassadors' behavior is discussed.

Review of marmosets and how they evolved, characteristics of their natural niche, daily activities, and typical locomotor behaviors in the trees. There is some discussion about what could be changed in the enclosure to capitalize on these behaviors when it is revamped. Aired Oct 2 2025.

Dr Julie reviews how monkey calls are acquired and how they are used, as known from published studies on marmosets' calls. Like dolphins and elephants, marmosets have a specific call that is their own name, and they call it to let others know where they are. Aired June 10 2025.

In this episode, aired May 14 2025, we discuss the physical qualities of marmosets, like their paws, and compare them to raccoons. We discussed issues of raccoons invading urban settings and how to use human ingenuity to design trash cans that raccoons cannot open (and hopefully feeders, at some point!) Finally we talked about brain size, neural capacity and neural density to depict the incredible density of neurons in parrots, crows, and even Stompy.

Dr Julie shares a long term study she conducted on tamarins, an evolved cousin of marmosets, and whether they recognize themselves in mirrors. Example videos of the tamarins reacting to still photos, moving images, and mirrors are shown. The marmosets have been showing keen interest in their own reflection, so we spent some time on it.  Aired April 15 2025.

Alveus Sanctuary: Educational Podcasts (Feb 2025-Dec 2025) 

Oregon Primate Rescue Sanctuary Support and Enrichment Contributions

Oregon Primate Rescue

©2026 by Neiworth Primate Work Site

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