Harris was at the very first action, a skirmish at the town of Óbidos, where he saw Lieutenant Ralph Bunbury fall, the first British casualty of the war.
:* Óbidos, Portugal, the municipal seat of the municipality of Óbidos
Following the realisation that the Sulphur-breasted Parakeet was a valid species, the first records of living birds were from east of Óbidos on the northern bank of the lower Amazon River in Pará, Brazil.
The Zo'é people (also known as Zo'é or the Marrying tribe) are a native tribe in the State of Pará, Municipality of Óbidos, on the Cuminapanema River, Brazil.