If you loved
Flock Together
B.J. Hollars · Book · 2017
What hooked you in Flock Together was the way a personal quest for lost things bridges the gap between scientific inquiry and human memory.
Films on the same thread

Jurassic Park
Steven Spielberg · Film · 1993
Like Flock Together, this film explores the haunting tension between our desire to preserve extinct species and the ethical consequences of trying to bring them back into our modern world.

Coco
Film · 2017
Much like the reflection on loss in Flock Together, this story uses a journey into the past to illustrate how memory and legacy keep those who are gone with us.

Project Hail Mary
Phil Lord · Film · 2026
You will appreciate how this narrative mirrors the investigative drive of Flock Together, pairing a solitary mission of discovery with the profound weight of saving a species from total extinction.

Migration
Benjamin Renner · Film · 2023
If the avian focus of Flock Together captured your imagination, this film offers a similar look at the migration instinct while grounding the experience in the familiar bonds of family.
Series on the same thread

Quantum Leap
Donald P. Bellisario · Series · 1989
This series echoes the spirit of discovery found in Flock Together, using the conceit of revisiting history to address the moral responsibility of correcting past mistakes and forgotten lives.

Life
Martha Holmes · Series · 2009
While Flock Together laments what has been lost, this documentary provides the vital context of animal survival and adaptation that makes the preservation efforts described in the book so necessary.

Cosmos
Ann Druyan · Series · 2014
This series matches the curiosity found in Flock Together, transforming complex scientific history into a narrative that highlights our place in the universe and the fragility of life on Earth.

Ancient Apocalypse
Graham Hancock · Series · 2022
Similar to the investigative journey in Flock Together, this program explores the lingering traces of a lost world, inviting you to question how much of our history remains hidden today.
Podcasts on the same thread

Overheard at National Geographic
National Geographic · Podcast · 2023
This podcast shares the observational intimacy of Flock Together, following dedicated people into the field to uncover the curious, often overlooked stories that define our complex and changing natural world.

CounterClock
Audiochuck · Podcast · 2025
This series mirrors the investigative structure of Flock Together, demonstrating how turning back to examine cold cases and historical records can reignite our connection to the truths of the past.
Keep exploring
Common questions
What inspired B.J. Hollars to write Flock Together?
B.J. Hollars wrote Flock Together after discovering a book of photographs featuring extinct animals. This discovery sparked a curiosity about extinct North American birds and a desire to understand the paradox of preserving these creatures on film while failing to preserve them in their natural habitats.
Does Flock Together focus on a specific type of animal?
Yes, Flock Together specifically focuses on extinct North American birds. The book follows the author's yearlong journey as he investigates these lost species, traveling to various locations including bogs, art museums, and archives to learn more about the birds that are no longer with us.
How long was the author's journey while writing Flock Together?
The author spent one year researching and traveling to complete the journey documented in Flock Together. This period involved visiting diverse locations such as bogs, art museums, and archives to explore the history and loss of various extinct North American bird species.
Is Flock Together based on a real-life search for extinct birds?
Yes, Flock Together is a non-fiction account of the author's real-life quest. B.J. Hollars spent a year researching extinct North American birds, traveling to archives and natural sites to investigate how these creatures were captured on film and why they were not preserved in life.