Face masks are required in all City of Los Angeles facilities, including libraries.

Vivienne Byrd, Librarian III, Exploration & Creativity Department

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Collage of insects, reptiles and animals observed in first L.A. BioBlitz Challenge

L.A. BioBlitz Challenge: First Year Accomplishments

August 25, 2021

After a summer of exploring, observing, and connecting with wildlife in the city of Los Angeles, a global biodiversity hotspot, the first L.A. BioBlitz Challenge concluded with outstanding results. Thank you to all the volunteers citywide who participated and supported this tremendous success.


Collage of insects, animal, and plant life in an "observation cold spot" area

What Is An Observation Cold Spot?

July 29, 2021

What is the difference between an “observation cold spot” and a “biodiversity cold spot”? It is easy to confuse the terms, but they are two very different scientific issues.

A “biodiversity cold spot” is an area with a limited variety of living things, like plants, animals, fungi, and bacteria.


LA Bio Blitz image

What Are Indicator Species?

June 29, 2021

There are 38 special species listed on the L.A. BioBlitz Challenge website.


BioBlitz header

Why Is Biodiversity Important?

June 08, 2021

Biodiversity is short for biological diversity. The term refers to the variety of living things on Earth, and their interactions with each other and their environments—this is extremely important to humans.


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