Flash, an Inwood-based Basset Hound, has gained more than 10,000 followers since late June.
The suspect sprayed and robbed a woman and teen boy in separate park attacks, police said.
The victim was walking her dog shortly before 7 a.m. when the attack occurred.
Watch the play "Rhinoceros" outdoors or harvest blackberries in Inwood Hill Park this weekend.
Many of the city's parks have trails where hikers can explore and connect with nature.
Check out this week's top New York City news stories, and make weekend plans with our quiz.
Drumming and dance from Guinea and Mali will be taught in the park on Monday evenings.
Columbia University promised $300,000 for community uses, but it still hasn't been doled out.
Ten pieces of art made by kids will go on display next week.
Organized bird walks will search for spring migrants in Central Park, Prospect Park and Wave Hill.
A fire started in Inwood Hill Park just after 5 p.m. Monday, officials said.
The classes will help uptowners get in shape while taking in nature.
Red-necked grebes and white-winged scoters, more common further north, are being seen in New York City.
The gruesome find follows the discovery of rooster and goat heads elsewhere in the city.
"Uptown Frosted" is a collection of snow-covered scenes shot by Rich Hererra.
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