- Took pro-animal position through sosponsorship of a bill, a vote, signing a letter, or leading on pro-animal legislation
- Co-sponsored and voted for bill
- Against
- ^^Co-sponsored but voted against bill
- **Put statement in Congressional Record (and notified HSLF) indicating mistaken vote (intended to vote pro-animal position)
- Leader
- SPPrime Sponsor
- SP+As a delegate, could not vote on the House floor for this bill but received credit as prime sponsor
- NVDid not vote due to absence or abstention
- NV+Did not vote due to absence or abstention but received credit for co-sponsoring bill
- NV^Co-sponsored but did not vote due to absence or abstention
- 100+Pro-animal position on 12 scored items plus extra credit for leading on pro-animal issue(s)
- ^Cosponsored bill but voted against similar amendment in House Appropriations Committee
- +Pro-animal position on 5 scored items plus extra credit for leading on animal protection issue and/or signing letter opposing King Amendment
- #Filled seat during term
- ##Resigned during term
- ###Died during term
- •Delegates from U.S. territories and the District of Columbia cannot vote on bills or amendments on the House floor unless they are taken in the "Committee of the Whole"
- •+Delegates from U.S. territories and the District of Columbia could not vote on the House floor for this bill but received credit for co-sponsoring it
- ••The top leaders of each party typically don't cosponsor bills, so they have no numerical score
- Member of the Congressional Animal Protection Caucus (does not affect numerical score)
Note: In some cases, legislators must miss votes for unavoidable personal reasons, such as a death in the family, serious illness, birth of a child or emergency in their state.