diff --git a/papers/Dunlap_etal_HBehv_2002.pdf b/papers/Dunlap_etal_HBehv_2002.pdf new file mode 100644 index 0000000..0ec5da2 Binary files /dev/null and b/papers/Dunlap_etal_HBehv_2002.pdf differ diff --git a/papers/Henninger_etal_JNeurosci_2018.pdf b/papers/Henninger_etal_JNeurosci_2018.pdf new file mode 100644 index 0000000..27546a5 Binary files /dev/null and b/papers/Henninger_etal_JNeurosci_2018.pdf differ diff --git a/papers/Hupe_Lewis_JExpBiol_2008.pdf b/papers/Hupe_Lewis_JExpBiol_2008.pdf new file mode 100644 index 0000000..835039f Binary files /dev/null and b/papers/Hupe_Lewis_JExpBiol_2008.pdf differ diff --git a/papers/Hupe_etal_JPhysiol_2008.pdf b/papers/Hupe_etal_JPhysiol_2008.pdf new file mode 100644 index 0000000..c4f8d10 Binary files /dev/null and b/papers/Hupe_etal_JPhysiol_2008.pdf differ diff --git a/papers/Zakon_Dunlap_BrainBehavEvol_1999.pdf b/papers/Zakon_Dunlap_BrainBehavEvol_1999.pdf new file mode 100644 index 0000000..00bfad6 Binary files /dev/null and b/papers/Zakon_Dunlap_BrainBehavEvol_1999.pdf differ