This week our shipment of new Tropical Butterfly House residents includes four species of tiger wing mimics.

This week we are featuring the beautiful Adelpha fessonia (Mexican Sister) from our Costa Rica pupae shipment.

Pacific Science Center has many butterfly species - upward of 100 different species fly in our Tropical Butterfly House over a year. In addition to listing them in each week's Fresh Sheet, we provide a picture guide that features the most common species - the ones a...

In this week’s shipment of pupae we have a species with a high level of sexual dimorphism. Learn more about it then stop by and see for yourself.

This week’s pupae shipment is quite a sight, displaying a full rainbow of color. Be sure to watch for these Costa Rican beauties in our Tropical Butterfly House.

This week’s shipment of pupae to our Tropical Butterfly House includes some that are similar to butterflies you’ll soon see fluttering around your yard. Can you tell the difference?