yellow lady's slipper, yellow lady-slipper, Cypripedium calceolus, Cypripedium parviflorum
['acorn squash', 'dung beetle', 'mud turtle', 'gyromitra', 'platypus, duckbill, duckbilled platypus, duck-billed platypus, Ornithorhynchus anatinus', 'axolotl, mud puppy, Ambystoma mexicanum', 'Gila monster, Heloderma suspectum']