Dictionaries, Thesauruses, Pictures, and Press Releases
- hare-lipped bat
- hares
- Haridatta I
- Haridatta II
- Harington, Charles Robert
- Harkins, William Draper
- Harkness, William
- Harlan, Richard
- harlequin chromosome
- harlequin chromosome
- harmonic fold
- Harnagian
- Harpactes
- Harpadontidae
- Harper, Robert Almer
- Harper, Roland McMillan
- Harpestraeng, Henrik
- harriers
- Harriot (or Harlot), Thomas
- Harris, John