Representatives from Science Alive present live amphibians, reptiles, birds, and mammals whose adaptations to their structure, form, and habits help them survive in their environment. 2–3:30 p.m., Eddy Discovery Center, 17030 Bush, Chelsea. $2 (families, $5); preregistration required by emailing [email protected] with name, phone number, and number attending. $15 Michigan recreation passport ($20 at the gate) required.