query: The extinction of the passenger pigeon
positive_passages.docid: 73501
positive_passages.text: Smallest viable reproducing population
negative_passages.docid: 111995
negative_passages.text: Poisson regression for modeling standardized mortality ratio (SMR)
negative_passages.docid: 158769
negative_passages.text: Zeppelins, altitude record and weird creatures
negative_passages.docid: 100297
negative_passages.text: Can extinct animals be cloned?
negative_passages.docid: 50686
negative_passages.text: Story about suicidal breeding of aggressive next generation on generation ship
negative_passages.docid: 133232
negative_passages.text: Deleted object would be re-saved by cascade (remove deleted object from associations)
negative_passages.docid: 156261
negative_passages.text: Nested Return Flights
negative_passages.docid: 152847
negative_passages.text: "Who" as applied to non-human animals
negative_passages.docid: 86534
negative_passages.text: Why do the ancestors of birds still exist?
negative_passages.docid: 63049
negative_passages.text: Train loss and accuracy
negative_passages.docid: 70356
negative_passages.text: How do I get rid of my missing animal follower?
negative_passages.docid: 132129
negative_passages.text: Derivation of derangement with inclusion-exclusion
negative_passages.docid: 85104
negative_passages.text: Counting train stops using combinatorics
negative_passages.docid: 80858
negative_passages.text: How can animals in the wizarding world go close to extinction?
negative_passages.docid: 62682
negative_passages.text: __proto__, when will it be gone? Alternatives?
negative_passages.docid: 44311
negative_passages.text: The Cracks in the Universe: Why are they lethal to some, but not to others?
negative_passages.docid: 94071
negative_passages.text: Frequency ranges that causes a hazard to humans