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Join your community in documenting biodiversity during the City Nature Challenge ! Having started as a friendly competition in California, the global challenge, now in its 9th year, has grown to

The City Nature Challenge is a yearly event for folks in cities all over the world to observe and document biodiversity in their own backyards. To participate, people make observations of any organism

Every spring the City Nature Challenge provides city-dwelling naturalists with the opportunity to observe and document the wildlife around us. For three days from the end of April into early May

We cordially invite you to participate in this year’s City Nature Challenge, April 29 – May 2. It’s an opportunity to take a closer look at the life that’s all around us – and make some introductions

A poem for the City Nature Challenge . Gather ye photos while ye may, April 30 – May 3 will be fast a-flying; And this flower picture from today, Tomorrow we’ll be identifying . The glorious app for