- Poppyheads
- Violacea Butterfly
- The Tasmanian 'Mountain Shrimp'
- Common Crayfish
- Barnacles
- Beaver 2
- Beaver
- Cat and mouse
- Seed Sailboats
- Maple keys
- Cat on a curtain
- bean plants
- air ships of the milkweed
- Cherry
- Two Species of Caprellidæ
- hemlock cone
- Cat
- Chicken and kitten
- Cockroach (Roach)
- Bees
- Protomyxa Feeding
- Restoration of a Trilobite (Triarthrus becki), showing the Appendages
- Wise cat
- Kitten Dreams
- Kitten and curtain
- If you split open a maple key, you will find hidden within one of its halves the beautiful baby tree
- dandelion seedbox
- Soggy cat
- Black kitten
- a fruit cluster from the hop hornbeam
- Brachinus Pursued by an Enemy
- Kitten getting comfortable
- kitten on a toy boat
- Family portrait
- a single seed sailboat of the dandelion
- Pediculus vestimenti
- Three kittens and a basket
- Nice looking roast
- Kitten
- Kitten and Rabbit
- Girl and cat
- Cat and kitten 2
- a wing to the seed
- sumac
- Culicoides guttipennis - mouth parts of adult
- Seeds of the willow
- Peach cut in half lengthwise
- Flowers of the fireweed
- Common Lobster
- Three kittens
- a strange and terrible fruit
- Insect frame
- Wasn't me
- Kittens playing with ball of wool
- Fifi, Nicholas and Toto
- Centipede
- Mother cat with kitten
- Cat and kitten 3
- Empress of China climbing rose
- Spoon-feeding kitten