Speaker Michael Brothers, Marine Science Center, on “Pelagic Birds of Florida’s Northeast Coast.”

The Happy Hound Dog Resorts Social Hour — Every Wednesday, 7-9pm, no charge, only need to provide vaccination records, otherwise free to use and socialize your dog(s). 4603 Shirley Avenue, (904) 800-8800

19th annual River Garden Auxiliary Special Event takes guests to the “Big Apple,” where they will enjoy lunch, a silent auction and a Fifth Avenue fashion show by A’propos Boutique. The event benefits River Garden Senior Services. For tickets, contact event co-chairs Rhoda Goldstein at (904) 268-8124 or Ilana Manasse at (904) 733-7765.

Registration starts at 8 a.m. Walk begins at 10 a.m. Contact [email protected] or call (904) 332-6810 for more information

The Ixia Chapter will give tours of Native Park, 3312 Park St., 1-4 p.m. both days of the Tour of Homes and will hold a plant sale on Sat., Apr. 25, 9 a.m. to 5 p.m. For more information about the annual event or to purchase tickets for the tour and the Designer Showcase Party, go to www.riversideavondale.org

Expert local rose growers display best blooms, answer your rose-growing questions. Cut roses, modern and antique rose plants will be on sale. Free admission. For more information, email [email protected] or call (904) 268-4075.

Inaugural Wine and Chocolate 5K to benefit ongoing beautification of neighborhood. After party in the Square with wine and chocolate. Participants receive custom design wine glass. Sponsored by San Marco Merchants Association. Register online at www.1stplacesports.com

Curated show featuring haiku written by members of Jacksonville’s cultural scene in celebration of National Poetry Month.

Sat., Apr. 25, 6:30-11:30 p.m., Deerwood Country Club

The largest graduating class in the history of R. E. Lee High School will get together to celebrate its 50^th anniversary. Members from the Classes of 1963 to 1967 are also invited. Limited seating. For information and to register, go to www.powderblue2015.com

The largest graduating class in the history of R. E. Lee High School will get together to celebrate its 50th anniversary. Members from the Classes of 1963 to 1967 are also invited. Limited seating.