57_a_hedgehog
There is no robust evidence on this point, but it is one of many concerns that have been raised with me about the pitfalls that hedgehogs must dodge.

0057_0002__is is 0057_0005__evidence evidence 0057_0002__is->0057_0005__evidence [arg0] 0057_0004__robust robust 0057_0005__evidence->0057_0004__robust [attrib] 0057_0007__this_0057_0008__point this_point 0057_0005__evidence->0057_0007__this_0057_0008__point on 0057_0003__no no[quant] 0057_0003__no->0057_0002__is [scope] 0057_0003__no->0057_0005__evidence [restriction] 0057_0010__but but 0057_0010__but->0057_0003__no [conj1] 0057_0012__is is 0057_0010__but->0057_0012__is [conj2] 0057_0012__is->0057_0007__this_0057_0008__point [arg0] 0057_0013__one one 0057_0012__is->0057_0013__one [prd] 0057_0016__concerns concerns 0057_0013__one->0057_0016__concerns of 0057_0015__many many 0057_0016__concerns->0057_0015__many [attrib] 0057_0018__have have 0057_0019__been been 0057_0018__have->0057_0019__been [scope] 0057_0020__raised_0057_0023__about raised_about 0057_0019__been->0057_0020__raised_0057_0023__about [scope] 0057_0020__raised_0057_0023__about->0057_0016__concerns [arg1] 0057_0022__me me 0057_0020__raised_0057_0023__about->0057_0022__me with[nim] 0057_0024__the_0057_0025__pitfalls the_pitfalls 0057_0020__raised_0057_0023__about->0057_0024__the_0057_0025__pitfalls [arg2] staz_0057_5017 * 0057_0020__raised_0057_0023__about->staz_0057_5017 [arg0] 0057_0028__must must 0057_0029__dodge dodge 0057_0028__must->0057_0029__dodge [scope] 0057_0029__dodge->0057_0024__the_0057_0025__pitfalls [arg1] 0057_0027__hedgehogs hedgehogs 0057_0029__dodge->0057_0027__hedgehogs [arg0]
arc(r_0057_0002__is,r_0057_0005__evidence,arg0).
arc(r_0057_0003__no__quant,r_0057_0002__is,scope).
arc(r_0057_0003__no__quant,r_0057_0005__evidence,restriction).
arc(r_0057_0005__evidence,r_0057_0004__robust,attrib).
arc(r_0057_0005__evidence,r_0057_0007__this_r_0057_0008__point,r_0057_0006__on).
arc(r_0057_0010__but,r_0057_0003__no__quant,coord_conj1).
arc(r_0057_0010__but,r_0057_0012__is,coord_conj2).
arc(r_0057_0012__is,r_0057_0007__this_r_0057_0008__point,arg0).
arc(r_0057_0012__is,r_0057_0013__one,prd).
arc(r_0057_0013__one,r_0057_0016__concerns,r_0057_0014__of).
arc(r_0057_0016__concerns,r_0057_0015__many,attrib).
arc(r_0057_0018__have,r_0057_0019__been,keep_scope).
arc(r_0057_0019__been,r_0057_0020__raised_r_0057_0023__about,keep_scope).
arc(r_0057_0020__raised_r_0057_0023__about,r_0057_0016__concerns,arg1).
arc(r_0057_0020__raised_r_0057_0023__about,r_0057_0022__me,r_0057_0021__with__nim).
arc(r_0057_0020__raised_r_0057_0023__about,r_0057_0024__the_r_0057_0025__pitfalls,arg2).
arc(r_0057_0020__raised_r_0057_0023__about,star_z_0057_5017,arg0).
arc(r_0057_0028__must,r_0057_0029__dodge,keep_scope).
arc(r_0057_0029__dodge,r_0057_0024__the_r_0057_0025__pitfalls,arg1).
arc(r_0057_0029__dodge,r_0057_0027__hedgehogs,arg0).


IP-MAT ILYR ILYR EX There BEP;~ex_V is NP-ESBJ Q no ADJP ADJ robust N evidence PP P-ROLE on NP D this N point PUNC , CONJP CONJ but ILYR NP-SBJ PRO it BEP;~Ln is NP-PRD NUM one PP P-ROLE of NP ADJP ADJ many NS concerns IP-REL C that NP-SBJ *T* HVP;~cat_Ve have IP-PPL-CAT BEN;~cat_Ve_passive_ been IP-PPL-CAT NP-LGS * VVN;~Tn.pr raised PP-NIM P-ROLE with NP PRO me PP-CLR P-ROLE about NP D the NS pitfalls IP-REL C that NP-SBJ NS hedgehogs MD;~cat_Vi must IP-INF-CAT NP-OB1 *T* VB;~Tn dodge PUNC .
( (IP-MAT (ILYR (ILYR (EX There;{there})
                      (BEP;~ex_V is;{be})
                      (NP-ESBJ (Q no;{no})
                               (ADJP (ADJ robust;{robust}))
                               (N evidence;{evidence})
                               (PP (P-ROLE on;{on})
                                   (NP;{POINT} (D this;{this})
                                               (N point;{point})))))
                (PUNC ,)
                (CONJP (CONJ but;{but})
                       (ILYR (NP-SBJ;{POINT} (PRO it;{it}))
                             (BEP;~Ln is;{be})
                             (NP-PRD (NUM one;{one})
                                     (PP (P-ROLE of;{of})
                                         (NP (ADJP (ADJ many;{many}))
                                             (NS concerns;{concern})
                                             (IP-REL (C that;{that})
                                                     (NP-SBJ *T*)
                                                     (HVP;~cat_Ve have;{have})
                                                     (IP-PPL-CAT (BEN;~cat_Ve_passive_ been;{be})
                                                                 (IP-PPL-CAT (NP-LGS *)
                                                                             (VVN;~Tn.pr raised;{raise[about]})
                                                                             (PP-NIM (P-ROLE with;{with})
                                                                                     (NP (PRO me;{I})))
                                                                             (PP-CLR (P-ROLE about;{about})
                                                                                     (NP (D the;{the})
                                                                                         (NS pitfalls;{pitfall})
                                                                                         (IP-REL (C that;{that})
                                                                                                 (NP-SBJ (NS hedgehogs;{hedgehog}))
                                                                                                 (MD;~cat_Vi must;{must})
                                                                                                 (IP-INF-CAT (NP-OB1 *T*)
                                                                                                             (VB;~Tn dodge;{dodge}))))))))))))))
          (PUNC .))
  (ID 57_a_hedgehog;speaker=Colvile))