A topic of interest to me, and one that is developing. Interesting because of its quantum entanglement aspect, applied to predicted or possibly remembered (retro causality) not only for the individual bird but perhaps its location, prediction and retro causal location aspects in relationship to the instantaneous positioning of the other individual members of its flock and migratory paths.
https://ora.ox.ac.uk/objects/uuid:c1bedca7-c96d-414a-94a2-c9a14aab18fa/files/ssb397891j
Xu, J., Jarocha, L.E., Zollitsch, T., Konowalczyk, M., Henbest, K.B., Richert, S., Golesworthy, M.J., Schmidt, J., Déjean, V., Sowood, D.J. and Bassetto, M., 2021. Magnetic sensitivity of cryptochrome 4 from a migratory songbird. Nature , 594 (7864), pp.535-540.
Xu, J., Ameerjan, A.B.P., Hungerland, J., Langebrake, G., Ravnsborg, T., Jensen, O.N., Schmidt, J., Bartölke, R., Kasahara, T., Satish, B. and Schwigon, L., 2025. Cryptochrome 4b protein is probably irrelevant for radical pair-based magnetoreception in the European robin. Journal of the Royal Society Interface , 22 (229), p.20250176.